1570227820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:991

約数の個数: 96

約数和(自身を含む): 3856398336

約数和(自身を除く): 2286170516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 431, 491, 530, 742, 862, 982, 1060, 1484, 1724, 1855, 1964, 2155, 2455, 3017, 3437, 3710, 4310, 4910, 6034, 6874, 7420, 8620, 9820, 12068, 13748, 15085, 17185, 22843, 26023, 30170, 34370, 45686, 52046, 60340, 68740, 91372, 104092, 114215, 130115, 159901, 182161, 211621, 228430, 260230, 319802, 364322, 423242, 456860, 520460, 639604, 728644, 799505, 846484, 910805, 1058105, 1481347, 1599010, 1821610, 2116210, 2962694, 3198020, 3643220, 4232420, 5925388, 7406735, 11215913, 14813470, 22431826, 29626940, 44863652, 56079565, 78511391, 112159130, 157022782, 224318260, 314045564, 392556955, 785113910, 1570227820]

約数ペア:

[(1, 1570227820), (2, 785113910), (4, 392556955), (5, 314045564), (7, 224318260), (10, 157022782), (14, 112159130), (20, 78511391), (28, 56079565), (35, 44863652), (53, 29626940), (70, 22431826), (106, 14813470), (140, 11215913), (212, 7406735), (265, 5925388), (371, 4232420), (431, 3643220), (491, 3198020), (530, 2962694), (742, 2116210), (862, 1821610), (982, 1599010), (1060, 1481347), (1484, 1058105), (1724, 910805), (1855, 846484), (1964, 799505), (2155, 728644), (2455, 639604), (3017, 520460), (3437, 456860), (3710, 423242), (4310, 364322), (4910, 319802), (6034, 260230), (6874, 228430), (7420, 211621), (8620, 182161), (9820, 159901), (12068, 130115), (13748, 114215), (15085, 104092), (17185, 91372), (22843, 68740), (26023, 60340), (30170, 52046), (34370, 45686)]