1949274470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:438

約数の個数: 128

約数和(自身を含む): 4253534208

約数和(自身を除く): 2304259738

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 73, 110, 130, 142, 143, 146, 263, 286, 355, 365, 526, 710, 715, 730, 781, 803, 923, 949, 1315, 1430, 1562, 1606, 1846, 1898, 2630, 2893, 3419, 3905, 4015, 4615, 4745, 5183, 5786, 6838, 7810, 8030, 9230, 9490, 10153, 10366, 10439, 14465, 17095, 18673, 19199, 20306, 20878, 25915, 28930, 34190, 37346, 37609, 38398, 50765, 51830, 52195, 57013, 67379, 75218, 93365, 95995, 101530, 104390, 114026, 134758, 186730, 188045, 191990, 205403, 211189, 242749, 249587, 285065, 336895, 376090, 410806, 422378, 485498, 499174, 570130, 673790, 741169, 1027015, 1055945, 1213745, 1247935, 1363129, 1482338, 2054030, 2111890, 2427490, 2495870, 2670239, 2726258, 2745457, 3705845, 5340478, 5490914, 6815645, 7411690, 13351195, 13631290, 13727285, 14994419, 17720677, 26702390, 27454570, 29988838, 35441354, 74972095, 88603385, 149944190, 177206770, 194927447, 389854894, 974637235, 1949274470]

約数ペア:

[(1, 1949274470), (2, 974637235), (5, 389854894), (10, 194927447), (11, 177206770), (13, 149944190), (22, 88603385), (26, 74972095), (55, 35441354), (65, 29988838), (71, 27454570), (73, 26702390), (110, 17720677), (130, 14994419), (142, 13727285), (143, 13631290), (146, 13351195), (263, 7411690), (286, 6815645), (355, 5490914), (365, 5340478), (526, 3705845), (710, 2745457), (715, 2726258), (730, 2670239), (781, 2495870), (803, 2427490), (923, 2111890), (949, 2054030), (1315, 1482338), (1430, 1363129), (1562, 1247935), (1606, 1213745), (1846, 1055945), (1898, 1027015), (2630, 741169), (2893, 673790), (3419, 570130), (3905, 499174), (4015, 485498), (4615, 422378), (4745, 410806), (5183, 376090), (5786, 336895), (6838, 285065), (7810, 249587), (8030, 242749), (9230, 211189), (9490, 205403), (10153, 191990), (10366, 188045), (10439, 186730), (14465, 134758), (17095, 114026), (18673, 104390), (19199, 101530), (20306, 95995), (20878, 93365), (25915, 75218), (28930, 67379), (34190, 57013), (37346, 52195), (37609, 51830), (38398, 50765)]