42533540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2039}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 102816000

約数和(自身を除く): 60282460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2039, 2086, 2980, 4078, 4172, 5215, 8156, 10195, 10430, 14273, 20390, 20860, 28546, 40780, 57092, 71365, 142730, 285460, 303811, 607622, 1215244, 1519055, 2126677, 3038110, 4253354, 6076220, 8506708, 10633385, 21266770, 42533540]

約数ペア:

[(1, 42533540), (2, 21266770), (4, 10633385), (5, 8506708), (7, 6076220), (10, 4253354), (14, 3038110), (20, 2126677), (28, 1519055), (35, 1215244), (70, 607622), (140, 303811), (149, 285460), (298, 142730), (596, 71365), (745, 57092), (1043, 40780), (1490, 28546), (2039, 20860), (2086, 20390), (2980, 14273), (4078, 10430), (4172, 10195), (5215, 8156)]