680822990180

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{631}}^1\times {\mathrm{279523}}^1$

素因数の和:280356

約数の個数: 48

約数和(自身を含む): 1439418900864

約数和(自身を除く): 758595910684

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 631, 772, 965, 1262, 1930, 2524, 3155, 3860, 6310, 12620, 121783, 243566, 279523, 487132, 559046, 608915, 1118092, 1217830, 1397615, 2435660, 2795230, 5590460, 53947939, 107895878, 176379013, 215791756, 269739695, 352758026, 539479390, 705516052, 881895065, 1078958780, 1763790130, 3527580260, 34041149509, 68082299018, 136164598036, 170205747545, 340411495090, 680822990180]

約数ペア:

[(1, 680822990180), (2, 340411495090), (4, 170205747545), (5, 136164598036), (10, 68082299018), (20, 34041149509), (193, 3527580260), (386, 1763790130), (631, 1078958780), (772, 881895065), (965, 705516052), (1262, 539479390), (1930, 352758026), (2524, 269739695), (3155, 215791756), (3860, 176379013), (6310, 107895878), (12620, 53947939), (121783, 5590460), (243566, 2795230), (279523, 2435660), (487132, 1397615), (559046, 1217830), (608915, 1118092)]