20290050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4099}}^1$

素因数の和:4128

約数の個数: 72

約数和(自身を含む): 59482800

約数和(自身を除く): 39192750

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 450, 495, 550, 825, 990, 1650, 2475, 4099, 4950, 8198, 12297, 20495, 24594, 36891, 40990, 45089, 61485, 73782, 90178, 102475, 122970, 135267, 184455, 204950, 225445, 270534, 307425, 368910, 405801, 450890, 614850, 676335, 811602, 922275, 1127225, 1352670, 1844550, 2029005, 2254450, 3381675, 4058010, 6763350, 10145025, 20290050]

約数ペア:

[(1, 20290050), (2, 10145025), (3, 6763350), (5, 4058010), (6, 3381675), (9, 2254450), (10, 2029005), (11, 1844550), (15, 1352670), (18, 1127225), (22, 922275), (25, 811602), (30, 676335), (33, 614850), (45, 450890), (50, 405801), (55, 368910), (66, 307425), (75, 270534), (90, 225445), (99, 204950), (110, 184455), (150, 135267), (165, 122970), (198, 102475), (225, 90178), (275, 73782), (330, 61485), (450, 45089), (495, 40990), (550, 36891), (825, 24594), (990, 20495), (1650, 12297), (2475, 8198), (4099, 4950)]