20235714870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{25703}}^1$

素因数の和:25906

約数の個数: 128

約数和(自身を含む): 58274463744

約数和(自身を除く): 38038748874

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 163, 210, 230, 322, 326, 345, 483, 489, 690, 805, 815, 966, 978, 1141, 1610, 1630, 2282, 2415, 2445, 3423, 3749, 4830, 4890, 5705, 6846, 7498, 11247, 11410, 17115, 18745, 22494, 25703, 26243, 34230, 37490, 51406, 52486, 56235, 77109, 78729, 112470, 128515, 131215, 154218, 157458, 179921, 257030, 262430, 359842, 385545, 393645, 539763, 591169, 771090, 787290, 899605, 1079526, 1182338, 1773507, 1799210, 2698815, 2955845, 3547014, 4138183, 4189589, 5397630, 5911690, 8276366, 8379178, 8867535, 12414549, 12568767, 17735070, 20690915, 20947945, 24829098, 25137534, 29327123, 41381830, 41895890, 58654246, 62072745, 62843835, 87981369, 96360547, 124145490, 125687670, 146635615, 175962738, 192721094, 289081641, 293271230, 439906845, 481802735, 578163282, 674523829, 879813690, 963605470, 1349047658, 1445408205, 2023571487, 2890816410, 3372619145, 4047142974, 6745238290, 10117857435, 20235714870]

約数ペア:

[(1, 20235714870), (2, 10117857435), (3, 6745238290), (5, 4047142974), (6, 3372619145), (7, 2890816410), (10, 2023571487), (14, 1445408205), (15, 1349047658), (21, 963605470), (23, 879813690), (30, 674523829), (35, 578163282), (42, 481802735), (46, 439906845), (69, 293271230), (70, 289081641), (105, 192721094), (115, 175962738), (138, 146635615), (161, 125687670), (163, 124145490), (210, 96360547), (230, 87981369), (322, 62843835), (326, 62072745), (345, 58654246), (483, 41895890), (489, 41381830), (690, 29327123), (805, 25137534), (815, 24829098), (966, 20947945), (978, 20690915), (1141, 17735070), (1610, 12568767), (1630, 12414549), (2282, 8867535), (2415, 8379178), (2445, 8276366), (3423, 5911690), (3749, 5397630), (4830, 4189589), (4890, 4138183), (5705, 3547014), (6846, 2955845), (7498, 2698815), (11247, 1799210), (11410, 1773507), (17115, 1182338), (18745, 1079526), (22494, 899605), (25703, 787290), (26243, 771090), (34230, 591169), (37490, 539763), (51406, 393645), (52486, 385545), (56235, 359842), (77109, 262430), (78729, 257030), (112470, 179921), (128515, 157458), (131215, 154218)]