203478420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109397}}^1$

素因数の和:109440

約数の個数: 48

約数和(自身を含む): 588123648

約数和(自身を除く): 384645228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 109397, 218794, 328191, 437588, 546985, 656382, 1093970, 1312764, 1640955, 2187940, 3281910, 3391307, 6563820, 6782614, 10173921, 13565228, 16956535, 20347842, 33913070, 40695684, 50869605, 67826140, 101739210, 203478420]

約数ペア:

[(1, 203478420), (2, 101739210), (3, 67826140), (4, 50869605), (5, 40695684), (6, 33913070), (10, 20347842), (12, 16956535), (15, 13565228), (20, 10173921), (30, 6782614), (31, 6563820), (60, 3391307), (62, 3281910), (93, 2187940), (124, 1640955), (155, 1312764), (186, 1093970), (310, 656382), (372, 546985), (465, 437588), (620, 328191), (930, 218794), (1860, 109397)]