47137720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2228

約数の個数: 64

約数和(自身を含む): 122803200

約数和(自身を除く): 75665480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2131, 2212, 2765, 3160, 4262, 4424, 5530, 8524, 10655, 11060, 14917, 17048, 21310, 22120, 29834, 42620, 59668, 74585, 85240, 119336, 149170, 168349, 298340, 336698, 596680, 673396, 841745, 1178443, 1346792, 1683490, 2356886, 3366980, 4713772, 5892215, 6733960, 9427544, 11784430, 23568860, 47137720]

約数ペア:

[(1, 47137720), (2, 23568860), (4, 11784430), (5, 9427544), (7, 6733960), (8, 5892215), (10, 4713772), (14, 3366980), (20, 2356886), (28, 1683490), (35, 1346792), (40, 1178443), (56, 841745), (70, 673396), (79, 596680), (140, 336698), (158, 298340), (280, 168349), (316, 149170), (395, 119336), (553, 85240), (632, 74585), (790, 59668), (1106, 42620), (1580, 29834), (2131, 22120), (2212, 21310), (2765, 17048), (3160, 14917), (4262, 11060), (4424, 10655), (5530, 8524)]