40830088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20663}}^1$

素因数の和:20701

約数の個数: 32

約数和(自身を含む): 86788800

約数和(自身を除く): 45958712

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 20663, 41326, 82652, 165304, 268619, 392597, 537238, 785194, 1074476, 1570388, 2148952, 3140776, 5103761, 10207522, 20415044, 40830088]

約数ペア:

[(1, 40830088), (2, 20415044), (4, 10207522), (8, 5103761), (13, 3140776), (19, 2148952), (26, 1570388), (38, 1074476), (52, 785194), (76, 537238), (104, 392597), (152, 268619), (247, 165304), (494, 82652), (988, 41326), (1976, 20663)]