39948640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:824

約数の個数: 96

約数和(自身を含む): 105325920

約数和(自身を除く): 65377280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 323, 340, 380, 544, 608, 646, 680, 760, 773, 1292, 1360, 1520, 1546, 1615, 2584, 2720, 3040, 3092, 3230, 3865, 5168, 6184, 6460, 7730, 10336, 12368, 12920, 13141, 14687, 15460, 24736, 25840, 26282, 29374, 30920, 51680, 52564, 58748, 61840, 65705, 73435, 105128, 117496, 123680, 131410, 146870, 210256, 234992, 249679, 262820, 293740, 420512, 469984, 499358, 525640, 587480, 998716, 1051280, 1174960, 1248395, 1997432, 2102560, 2349920, 2496790, 3994864, 4993580, 7989728, 9987160, 19974320, 39948640]

約数ペア:

[(1, 39948640), (2, 19974320), (4, 9987160), (5, 7989728), (8, 4993580), (10, 3994864), (16, 2496790), (17, 2349920), (19, 2102560), (20, 1997432), (32, 1248395), (34, 1174960), (38, 1051280), (40, 998716), (68, 587480), (76, 525640), (80, 499358), (85, 469984), (95, 420512), (136, 293740), (152, 262820), (160, 249679), (170, 234992), (190, 210256), (272, 146870), (304, 131410), (323, 123680), (340, 117496), (380, 105128), (544, 73435), (608, 65705), (646, 61840), (680, 58748), (760, 52564), (773, 51680), (1292, 30920), (1360, 29374), (1520, 26282), (1546, 25840), (1615, 24736), (2584, 15460), (2720, 14687), (3040, 13141), (3092, 12920), (3230, 12368), (3865, 10336), (5168, 7730), (6184, 6460)]