1691479040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10657}}^1$

素因数の和:10713

約数の個数: 88

約数和(自身を含む): 4188849792

約数和(自身を除く): 2497370752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 5120, 7936, 9920, 10657, 15872, 19840, 21314, 31744, 39680, 42628, 53285, 79360, 85256, 106570, 158720, 170512, 213140, 330367, 341024, 426280, 660734, 682048, 852560, 1321468, 1364096, 1651835, 1705120, 2642936, 2728192, 3303670, 3410240, 5285872, 5456384, 6607340, 6820480, 10571744, 10912768, 13214680, 13640960, 21143488, 26429360, 27281920, 42286976, 52858720, 54563840, 84573952, 105717440, 169147904, 211434880, 338295808, 422869760, 845739520, 1691479040]

約数ペア:

[(1, 1691479040), (2, 845739520), (4, 422869760), (5, 338295808), (8, 211434880), (10, 169147904), (16, 105717440), (20, 84573952), (31, 54563840), (32, 52858720), (40, 42286976), (62, 27281920), (64, 26429360), (80, 21143488), (124, 13640960), (128, 13214680), (155, 10912768), (160, 10571744), (248, 6820480), (256, 6607340), (310, 5456384), (320, 5285872), (496, 3410240), (512, 3303670), (620, 2728192), (640, 2642936), (992, 1705120), (1024, 1651835), (1240, 1364096), (1280, 1321468), (1984, 852560), (2480, 682048), (2560, 660734), (3968, 426280), (4960, 341024), (5120, 330367), (7936, 213140), (9920, 170512), (10657, 158720), (15872, 106570), (19840, 85256), (21314, 79360), (31744, 53285), (39680, 42628)]