12721452010

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2131}}^1\times {\mathrm{2677}}^1$

素因数の和:5038

約数の個数: 32

約数和(自身を含む): 23020687872

約数和(自身を除く): 10299235862

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2131, 2230, 2677, 4262, 5354, 10655, 13385, 21310, 26770, 475213, 596971, 950426, 1193942, 2376065, 2984855, 4752130, 5704687, 5969710, 11409374, 28523435, 57046870, 1272145201, 2544290402, 6360726005, 12721452010]

約数ペア:

[(1, 12721452010), (2, 6360726005), (5, 2544290402), (10, 1272145201), (223, 57046870), (446, 28523435), (1115, 11409374), (2131, 5969710), (2230, 5704687), (2677, 4752130), (4262, 2984855), (5354, 2376065), (10655, 1193942), (13385, 950426), (21310, 596971), (26770, 475213)]