40880248

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4409}}^1$

素因数の和:4495

約数の個数: 32

約数和(自身を含む): 82026000

約数和(自身を除く): 41145752

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4409, 4636, 8818, 9272, 17636, 35272, 83771, 167542, 268949, 335084, 537898, 670168, 1075796, 2151592, 5110031, 10220062, 20440124, 40880248]

約数ペア:

[(1, 40880248), (2, 20440124), (4, 10220062), (8, 5110031), (19, 2151592), (38, 1075796), (61, 670168), (76, 537898), (122, 335084), (152, 268949), (244, 167542), (488, 83771), (1159, 35272), (2318, 17636), (4409, 9272), (4636, 8818)]