30745180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2917}}^1$

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 70592256

約数和(自身を除く): 39847076

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 2917, 5270, 5834, 10540, 11668, 14585, 29170, 49589, 58340, 90427, 99178, 180854, 198356, 247945, 361708, 452135, 495890, 904270, 991780, 1537259, 1808540, 3074518, 6149036, 7686295, 15372590, 30745180]

約数ペア:

[(1, 30745180), (2, 15372590), (4, 7686295), (5, 6149036), (10, 3074518), (17, 1808540), (20, 1537259), (31, 991780), (34, 904270), (62, 495890), (68, 452135), (85, 361708), (124, 247945), (155, 198356), (170, 180854), (310, 99178), (340, 90427), (527, 58340), (620, 49589), (1054, 29170), (2108, 14585), (2635, 11668), (2917, 10540), (5270, 5834)]