38194660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1831}}^1$

素因数の和:1996

約数の個数: 48

約数和(自身を含む): 92332800

約数和(自身を除く): 54138140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 1831, 2086, 2980, 3662, 4172, 5215, 7324, 9155, 10430, 12817, 18310, 20860, 25634, 36620, 51268, 64085, 128170, 256340, 272819, 545638, 1091276, 1364095, 1909733, 2728190, 3819466, 5456380, 7638932, 9548665, 19097330, 38194660]

約数ペア:

[(1, 38194660), (2, 19097330), (4, 9548665), (5, 7638932), (7, 5456380), (10, 3819466), (14, 2728190), (20, 1909733), (28, 1364095), (35, 1091276), (70, 545638), (140, 272819), (149, 256340), (298, 128170), (596, 64085), (745, 51268), (1043, 36620), (1490, 25634), (1831, 20860), (2086, 18310), (2980, 12817), (3662, 10430), (4172, 9155), (5215, 7324)]