890752870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:678

約数の個数: 96

約数和(自身を含む): 1976404320

約数和(自身を除く): 1085651450

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 241, 245, 266, 397, 482, 490, 665, 794, 931, 1205, 1330, 1687, 1862, 1985, 2410, 2779, 3374, 3970, 4579, 4655, 5558, 7543, 8435, 9158, 9310, 11809, 13895, 15086, 16870, 19453, 22895, 23618, 27790, 32053, 37715, 38906, 45790, 52801, 59045, 64106, 75430, 95677, 97265, 105602, 118090, 160265, 191354, 194530, 224371, 264005, 320530, 369607, 448742, 478385, 528010, 669739, 739214, 956770, 1121855, 1339478, 1817863, 1848035, 2243710, 3348695, 3635726, 3696070, 4688173, 6697390, 9089315, 9376346, 12725041, 18178630, 23440865, 25450082, 46881730, 63625205, 89075287, 127250410, 178150574, 445376435, 890752870]

約数ペア:

[(1, 890752870), (2, 445376435), (5, 178150574), (7, 127250410), (10, 89075287), (14, 63625205), (19, 46881730), (35, 25450082), (38, 23440865), (49, 18178630), (70, 12725041), (95, 9376346), (98, 9089315), (133, 6697390), (190, 4688173), (241, 3696070), (245, 3635726), (266, 3348695), (397, 2243710), (482, 1848035), (490, 1817863), (665, 1339478), (794, 1121855), (931, 956770), (1205, 739214), (1330, 669739), (1687, 528010), (1862, 478385), (1985, 448742), (2410, 369607), (2779, 320530), (3374, 264005), (3970, 224371), (4579, 194530), (4655, 191354), (5558, 160265), (7543, 118090), (8435, 105602), (9158, 97265), (9310, 95677), (11809, 75430), (13895, 64106), (15086, 59045), (16870, 52801), (19453, 45790), (22895, 38906), (23618, 37715), (27790, 32053)]