15704867420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{179813}}^1$

素因数の和:180230

約数の個数: 48

約数和(自身を含む): 36069249888

約数和(自身を除く): 20364382468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 397, 794, 1588, 1985, 3970, 4367, 7940, 8734, 17468, 21835, 43670, 87340, 179813, 359626, 719252, 899065, 1798130, 1977943, 3596260, 3955886, 7911772, 9889715, 19779430, 39558860, 71385761, 142771522, 285543044, 356928805, 713857610, 785243371, 1427715220, 1570486742, 3140973484, 3926216855, 7852433710, 15704867420]

約数ペア:

[(1, 15704867420), (2, 7852433710), (4, 3926216855), (5, 3140973484), (10, 1570486742), (11, 1427715220), (20, 785243371), (22, 713857610), (44, 356928805), (55, 285543044), (110, 142771522), (220, 71385761), (397, 39558860), (794, 19779430), (1588, 9889715), (1985, 7911772), (3970, 3955886), (4367, 3596260), (7940, 1977943), (8734, 1798130), (17468, 899065), (21835, 719252), (43670, 359626), (87340, 179813)]