40191970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1523}}^1$

素因数の和:1579

約数の個数: 64

約数和(自身を含む): 92171520

約数和(自身を除く): 51979550

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 58, 65, 70, 91, 130, 145, 182, 203, 290, 377, 406, 455, 754, 910, 1015, 1523, 1885, 2030, 2639, 3046, 3770, 5278, 7615, 10661, 13195, 15230, 19799, 21322, 26390, 39598, 44167, 53305, 88334, 98995, 106610, 138593, 197990, 220835, 277186, 309169, 441670, 574171, 618338, 692965, 1148342, 1385930, 1545845, 2870855, 3091690, 4019197, 5741710, 8038394, 20095985, 40191970]

約数ペア:

[(1, 40191970), (2, 20095985), (5, 8038394), (7, 5741710), (10, 4019197), (13, 3091690), (14, 2870855), (26, 1545845), (29, 1385930), (35, 1148342), (58, 692965), (65, 618338), (70, 574171), (91, 441670), (130, 309169), (145, 277186), (182, 220835), (203, 197990), (290, 138593), (377, 106610), (406, 98995), (455, 88334), (754, 53305), (910, 44167), (1015, 39598), (1523, 26390), (1885, 21322), (2030, 19799), (2639, 15230), (3046, 13195), (3770, 10661), (5278, 7615)]