2579400040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1621}}^1\times {\mathrm{5683}}^1$

素因数の和:7322

約数の個数: 64

約数和(自身を含む): 6638002560

約数和(自身を除く): 4058602520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1621, 3242, 5683, 6484, 8105, 11347, 11366, 12968, 16210, 22694, 22732, 28415, 32420, 39781, 45388, 45464, 56735, 56830, 64840, 79562, 90776, 113470, 113660, 159124, 198905, 226940, 227320, 318248, 397810, 453880, 795620, 1591240, 9212143, 18424286, 36848572, 46060715, 64485001, 73697144, 92121430, 128970002, 184242860, 257940004, 322425005, 368485720, 515880008, 644850010, 1289700020, 2579400040]

約数ペア:

[(1, 2579400040), (2, 1289700020), (4, 644850010), (5, 515880008), (7, 368485720), (8, 322425005), (10, 257940004), (14, 184242860), (20, 128970002), (28, 92121430), (35, 73697144), (40, 64485001), (56, 46060715), (70, 36848572), (140, 18424286), (280, 9212143), (1621, 1591240), (3242, 795620), (5683, 453880), (6484, 397810), (8105, 318248), (11347, 227320), (11366, 226940), (12968, 198905), (16210, 159124), (22694, 113660), (22732, 113470), (28415, 90776), (32420, 79562), (39781, 64840), (45388, 56830), (45464, 56735)]