2042460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1621}}^1$

素因数の和:1643

約数の個数: 72

約数和(自身を含む): 7084896

約数和(自身を除く): 5042436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1621, 3242, 4863, 6484, 8105, 9726, 11347, 14589, 16210, 19452, 22694, 24315, 29178, 32420, 34041, 45388, 48630, 56735, 58356, 68082, 72945, 97260, 102123, 113470, 136164, 145890, 170205, 204246, 226940, 291780, 340410, 408492, 510615, 680820, 1021230, 2042460]

約数ペア:

[(1, 2042460), (2, 1021230), (3, 680820), (4, 510615), (5, 408492), (6, 340410), (7, 291780), (9, 226940), (10, 204246), (12, 170205), (14, 145890), (15, 136164), (18, 113470), (20, 102123), (21, 97260), (28, 72945), (30, 68082), (35, 58356), (36, 56735), (42, 48630), (45, 45388), (60, 34041), (63, 32420), (70, 29178), (84, 24315), (90, 22694), (105, 19452), (126, 16210), (140, 14589), (180, 11347), (210, 9726), (252, 8105), (315, 6484), (420, 4863), (630, 3242), (1260, 1621)]