26820890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{359}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 50181120

約数和(自身を除く): 23360230

約数列:

[1, 2, 5, 10, 31, 62, 155, 241, 310, 359, 482, 718, 1205, 1795, 2410, 3590, 7471, 11129, 14942, 22258, 37355, 55645, 74710, 86519, 111290, 173038, 432595, 865190, 2682089, 5364178, 13410445, 26820890]

約数ペア:

[(1, 26820890), (2, 13410445), (5, 5364178), (10, 2682089), (31, 865190), (62, 432595), (155, 173038), (241, 111290), (310, 86519), (359, 74710), (482, 55645), (718, 37355), (1205, 22258), (1795, 14942), (2410, 11129), (3590, 7471)]