40607840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2789}}^1$

素因数の和:2824

約数の個数: 96

約数和(自身を含む): 118117440

約数和(自身を除く): 77509600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2789, 2912, 3640, 5578, 7280, 11156, 13945, 14560, 19523, 22312, 27890, 36257, 39046, 44624, 55780, 72514, 78092, 89248, 97615, 111560, 145028, 156184, 181285, 195230, 223120, 253799, 290056, 312368, 362570, 390460, 446240, 507598, 580112, 624736, 725140, 780920, 1015196, 1160224, 1268995, 1450280, 1561840, 2030392, 2537990, 2900560, 3123680, 4060784, 5075980, 5801120, 8121568, 10151960, 20303920, 40607840]

約数ペア:

[(1, 40607840), (2, 20303920), (4, 10151960), (5, 8121568), (7, 5801120), (8, 5075980), (10, 4060784), (13, 3123680), (14, 2900560), (16, 2537990), (20, 2030392), (26, 1561840), (28, 1450280), (32, 1268995), (35, 1160224), (40, 1015196), (52, 780920), (56, 725140), (65, 624736), (70, 580112), (80, 507598), (91, 446240), (104, 390460), (112, 362570), (130, 312368), (140, 290056), (160, 253799), (182, 223120), (208, 195230), (224, 181285), (260, 156184), (280, 145028), (364, 111560), (416, 97615), (455, 89248), (520, 78092), (560, 72514), (728, 55780), (910, 44624), (1040, 39046), (1120, 36257), (1456, 27890), (1820, 22312), (2080, 19523), (2789, 14560), (2912, 13945), (3640, 11156), (5578, 7280)]