20347184460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{245561}}^1$

素因数の和:246954

約数の個数: 48

約数和(自身を含む): 57013602912

約数和(自身を除く): 36666418452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1381, 2762, 4143, 5524, 6905, 8286, 13810, 16572, 20715, 27620, 41430, 82860, 245561, 491122, 736683, 982244, 1227805, 1473366, 2455610, 2946732, 3683415, 4911220, 7366830, 14733660, 339119741, 678239482, 1017359223, 1356478964, 1695598705, 2034718446, 3391197410, 4069436892, 5086796115, 6782394820, 10173592230, 20347184460]

約数ペア:

[(1, 20347184460), (2, 10173592230), (3, 6782394820), (4, 5086796115), (5, 4069436892), (6, 3391197410), (10, 2034718446), (12, 1695598705), (15, 1356478964), (20, 1017359223), (30, 678239482), (60, 339119741), (1381, 14733660), (2762, 7366830), (4143, 4911220), (5524, 3683415), (6905, 2946732), (8286, 2455610), (13810, 1473366), (16572, 1227805), (20715, 982244), (27620, 736683), (41430, 491122), (82860, 245561)]