21546400

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1171}}^1$

素因数の和:1214

約数の個数: 72

約数和(自身を含む): 54933984

約数和(自身を除く): 33387584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 160, 184, 200, 230, 368, 400, 460, 575, 736, 800, 920, 1150, 1171, 1840, 2300, 2342, 3680, 4600, 4684, 5855, 9200, 9368, 11710, 18400, 18736, 23420, 26933, 29275, 37472, 46840, 53866, 58550, 93680, 107732, 117100, 134665, 187360, 215464, 234200, 269330, 430928, 468400, 538660, 673325, 861856, 936800, 1077320, 1346650, 2154640, 2693300, 4309280, 5386600, 10773200, 21546400]

約数ペア:

[(1, 21546400), (2, 10773200), (4, 5386600), (5, 4309280), (8, 2693300), (10, 2154640), (16, 1346650), (20, 1077320), (23, 936800), (25, 861856), (32, 673325), (40, 538660), (46, 468400), (50, 430928), (80, 269330), (92, 234200), (100, 215464), (115, 187360), (160, 134665), (184, 117100), (200, 107732), (230, 93680), (368, 58550), (400, 53866), (460, 46840), (575, 37472), (736, 29275), (800, 26933), (920, 23420), (1150, 18736), (1171, 18400), (1840, 11710), (2300, 9368), (2342, 9200), (3680, 5855), (4600, 4684)]