40377584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 94056480

約数和(自身を除く): 53678896

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 442, 494, 601, 646, 884, 988, 1202, 1292, 1768, 1976, 2404, 2584, 3536, 3952, 4199, 4808, 5168, 7813, 8398, 9616, 10217, 11419, 15626, 16796, 20434, 22838, 31252, 33592, 40868, 45676, 62504, 67184, 81736, 91352, 125008, 132821, 148447, 163472, 182704, 194123, 265642, 296894, 388246, 531284, 593788, 776492, 1062568, 1187576, 1552984, 2125136, 2375152, 2523599, 3105968, 5047198, 10094396, 20188792, 40377584]

約数ペア:

[(1, 40377584), (2, 20188792), (4, 10094396), (8, 5047198), (13, 3105968), (16, 2523599), (17, 2375152), (19, 2125136), (26, 1552984), (34, 1187576), (38, 1062568), (52, 776492), (68, 593788), (76, 531284), (104, 388246), (136, 296894), (152, 265642), (208, 194123), (221, 182704), (247, 163472), (272, 148447), (304, 132821), (323, 125008), (442, 91352), (494, 81736), (601, 67184), (646, 62504), (884, 45676), (988, 40868), (1202, 33592), (1292, 31252), (1768, 22838), (1976, 20434), (2404, 16796), (2584, 15626), (3536, 11419), (3952, 10217), (4199, 9616), (4808, 8398), (5168, 7813)]