1902100040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{4957}}^1$

素因数の和:5202

約数の個数: 64

約数和(自身を含む): 4385450160

約数和(自身を除く): 2483350120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 181, 212, 265, 362, 424, 530, 724, 905, 1060, 1448, 1810, 2120, 3620, 4957, 7240, 9593, 9914, 19186, 19828, 24785, 38372, 39656, 47965, 49570, 76744, 95930, 99140, 191860, 198280, 262721, 383720, 525442, 897217, 1050884, 1313605, 1794434, 2101768, 2627210, 3588868, 4486085, 5254420, 7177736, 8972170, 10508840, 17944340, 35888680, 47552501, 95105002, 190210004, 237762505, 380420008, 475525010, 951050020, 1902100040]

約数ペア:

[(1, 1902100040), (2, 951050020), (4, 475525010), (5, 380420008), (8, 237762505), (10, 190210004), (20, 95105002), (40, 47552501), (53, 35888680), (106, 17944340), (181, 10508840), (212, 8972170), (265, 7177736), (362, 5254420), (424, 4486085), (530, 3588868), (724, 2627210), (905, 2101768), (1060, 1794434), (1448, 1313605), (1810, 1050884), (2120, 897217), (3620, 525442), (4957, 383720), (7240, 262721), (9593, 198280), (9914, 191860), (19186, 99140), (19828, 95930), (24785, 76744), (38372, 49570), (39656, 47965)]