384911890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^5\times {\mathrm{239}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 765313920

約数和(自身を除く): 380402030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 239, 242, 478, 605, 1195, 1210, 1331, 2390, 2629, 2662, 5258, 6655, 13145, 13310, 14641, 26290, 28919, 29282, 57838, 73205, 144595, 146410, 161051, 289190, 318109, 322102, 636218, 805255, 1590545, 1610510, 3181090, 3499199, 6998398, 17495995, 34991990, 38491189, 76982378, 192455945, 384911890]

約数ペア:

[(1, 384911890), (2, 192455945), (5, 76982378), (10, 38491189), (11, 34991990), (22, 17495995), (55, 6998398), (110, 3499199), (121, 3181090), (239, 1610510), (242, 1590545), (478, 805255), (605, 636218), (1195, 322102), (1210, 318109), (1331, 289190), (2390, 161051), (2629, 146410), (2662, 144595), (5258, 73205), (6655, 57838), (13145, 29282), (13310, 28919), (14641, 26290)]