40439872

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 112

約数和(自身を含む): 96560640

約数和(自身を除く): 56120768

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 62, 64, 68, 88, 109, 124, 136, 176, 187, 218, 248, 272, 341, 352, 374, 436, 496, 527, 544, 682, 704, 748, 872, 992, 1054, 1088, 1199, 1364, 1496, 1744, 1853, 1984, 2108, 2398, 2728, 2992, 3379, 3488, 3706, 4216, 4796, 5456, 5797, 5984, 6758, 6976, 7412, 8432, 9592, 10912, 11594, 11968, 13516, 14824, 16864, 19184, 20383, 21824, 23188, 27032, 29648, 33728, 37169, 38368, 40766, 46376, 54064, 57443, 59296, 74338, 76736, 81532, 92752, 108128, 114886, 118592, 148676, 163064, 185504, 216256, 229772, 297352, 326128, 371008, 459544, 594704, 631873, 652256, 919088, 1189408, 1263746, 1304512, 1838176, 2378816, 2527492, 3676352, 5054984, 10109968, 20219936, 40439872]

約数ペア:

[(1, 40439872), (2, 20219936), (4, 10109968), (8, 5054984), (11, 3676352), (16, 2527492), (17, 2378816), (22, 1838176), (31, 1304512), (32, 1263746), (34, 1189408), (44, 919088), (62, 652256), (64, 631873), (68, 594704), (88, 459544), (109, 371008), (124, 326128), (136, 297352), (176, 229772), (187, 216256), (218, 185504), (248, 163064), (272, 148676), (341, 118592), (352, 114886), (374, 108128), (436, 92752), (496, 81532), (527, 76736), (544, 74338), (682, 59296), (704, 57443), (748, 54064), (872, 46376), (992, 40766), (1054, 38368), (1088, 37169), (1199, 33728), (1364, 29648), (1496, 27032), (1744, 23188), (1853, 21824), (1984, 20383), (2108, 19184), (2398, 16864), (2728, 14824), (2992, 13516), (3379, 11968), (3488, 11594), (3706, 10912), (4216, 9592), (4796, 8432), (5456, 7412), (5797, 6976), (5984, 6758)]