205858045180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1236979}}^1$

素因数の和:1237198

約数の個数: 48

約数和(自身を含む): 443264361120

約数和(自身を除く): 237406315940

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 157, 212, 265, 314, 530, 628, 785, 1060, 1570, 3140, 8321, 16642, 33284, 41605, 83210, 166420, 1236979, 2473958, 4947916, 6184895, 12369790, 24739580, 65559887, 131119774, 194205703, 262239548, 327799435, 388411406, 655598870, 776822812, 971028515, 1311197740, 1942057030, 3884114060, 10292902259, 20585804518, 41171609036, 51464511295, 102929022590, 205858045180]

約数ペア:

[(1, 205858045180), (2, 102929022590), (4, 51464511295), (5, 41171609036), (10, 20585804518), (20, 10292902259), (53, 3884114060), (106, 1942057030), (157, 1311197740), (212, 971028515), (265, 776822812), (314, 655598870), (530, 388411406), (628, 327799435), (785, 262239548), (1060, 194205703), (1570, 131119774), (3140, 65559887), (8321, 24739580), (16642, 12369790), (33284, 6184895), (41605, 4947916), (83210, 2473958), (166420, 1236979)]