140005020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{4639}}^1$

素因数の和:5154

約数の個数: 48

約数和(自身を含む): 392878080

約数和(自身を除く): 252873060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 503, 1006, 1509, 2012, 2515, 3018, 4639, 5030, 6036, 7545, 9278, 10060, 13917, 15090, 18556, 23195, 27834, 30180, 46390, 55668, 69585, 92780, 139170, 278340, 2333417, 4666834, 7000251, 9333668, 11667085, 14000502, 23334170, 28001004, 35001255, 46668340, 70002510, 140005020]

約数ペア:

[(1, 140005020), (2, 70002510), (3, 46668340), (4, 35001255), (5, 28001004), (6, 23334170), (10, 14000502), (12, 11667085), (15, 9333668), (20, 7000251), (30, 4666834), (60, 2333417), (503, 278340), (1006, 139170), (1509, 92780), (2012, 69585), (2515, 55668), (3018, 46390), (4639, 30180), (5030, 27834), (6036, 23195), (7545, 18556), (9278, 15090), (10060, 13917)]