1680182340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{394409}}^1$

素因数の和:394492

約数の個数: 48

約数和(自身を含む): 4770783360

約数和(自身を除く): 3090601020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 394409, 788818, 1183227, 1577636, 1972045, 2366454, 3944090, 4732908, 5916135, 7888180, 11832270, 23664540, 28003039, 56006078, 84009117, 112012156, 140015195, 168018234, 280030390, 336036468, 420045585, 560060780, 840091170, 1680182340]

約数ペア:

[(1, 1680182340), (2, 840091170), (3, 560060780), (4, 420045585), (5, 336036468), (6, 280030390), (10, 168018234), (12, 140015195), (15, 112012156), (20, 84009117), (30, 56006078), (60, 28003039), (71, 23664540), (142, 11832270), (213, 7888180), (284, 5916135), (355, 4732908), (426, 3944090), (710, 2366454), (852, 1972045), (1065, 1577636), (1420, 1183227), (2130, 788818), (4260, 394409)]