20263770

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 36345510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 243, 269, 270, 279, 310, 405, 465, 486, 538, 558, 807, 810, 837, 930, 1215, 1345, 1395, 1614, 1674, 2421, 2430, 2511, 2690, 2790, 4035, 4185, 4842, 5022, 7263, 7533, 8070, 8339, 8370, 12105, 12555, 14526, 15066, 16678, 21789, 24210, 25017, 25110, 36315, 37665, 41695, 43578, 50034, 65367, 72630, 75051, 75330, 83390, 108945, 125085, 130734, 150102, 217890, 225153, 250170, 326835, 375255, 450306, 653670, 675459, 750510, 1125765, 1350918, 2026377, 2251530, 3377295, 4052754, 6754590, 10131885, 20263770]

約数ペア:

[(1, 20263770), (2, 10131885), (3, 6754590), (5, 4052754), (6, 3377295), (9, 2251530), (10, 2026377), (15, 1350918), (18, 1125765), (27, 750510), (30, 675459), (31, 653670), (45, 450306), (54, 375255), (62, 326835), (81, 250170), (90, 225153), (93, 217890), (135, 150102), (155, 130734), (162, 125085), (186, 108945), (243, 83390), (269, 75330), (270, 75051), (279, 72630), (310, 65367), (405, 50034), (465, 43578), (486, 41695), (538, 37665), (558, 36315), (807, 25110), (810, 25017), (837, 24210), (930, 21789), (1215, 16678), (1345, 15066), (1395, 14526), (1614, 12555), (1674, 12105), (2421, 8370), (2430, 8339), (2511, 8070), (2690, 7533), (2790, 7263), (4035, 5022), (4185, 4842)]