54838840

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{571}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 144195480

約数和(自身を除く): 89356640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 571, 686, 980, 1142, 1372, 1715, 1960, 2284, 2401, 2744, 2855, 3430, 3997, 4568, 4802, 5710, 6860, 7994, 9604, 11420, 12005, 13720, 15988, 19208, 19985, 22840, 24010, 27979, 31976, 39970, 48020, 55958, 79940, 96040, 111916, 139895, 159880, 195853, 223832, 279790, 391706, 559580, 783412, 979265, 1119160, 1370971, 1566824, 1958530, 2741942, 3917060, 5483884, 6854855, 7834120, 10967768, 13709710, 27419420, 54838840]

約数ペア:

[(1, 54838840), (2, 27419420), (4, 13709710), (5, 10967768), (7, 7834120), (8, 6854855), (10, 5483884), (14, 3917060), (20, 2741942), (28, 1958530), (35, 1566824), (40, 1370971), (49, 1119160), (56, 979265), (70, 783412), (98, 559580), (140, 391706), (196, 279790), (245, 223832), (280, 195853), (343, 159880), (392, 139895), (490, 111916), (571, 96040), (686, 79940), (980, 55958), (1142, 48020), (1372, 39970), (1715, 31976), (1960, 27979), (2284, 24010), (2401, 22840), (2744, 19985), (2855, 19208), (3430, 15988), (3997, 13720), (4568, 12005), (4802, 11420), (5710, 9604), (6860, 7994)]