1617040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 80

約数和(自身を含む): 4218480

約数和(自身を除く): 2601440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 41, 58, 68, 80, 82, 85, 116, 136, 145, 164, 170, 205, 232, 272, 290, 328, 340, 410, 464, 493, 580, 656, 680, 697, 820, 986, 1160, 1189, 1360, 1394, 1640, 1972, 2320, 2378, 2465, 2788, 3280, 3485, 3944, 4756, 4930, 5576, 5945, 6970, 7888, 9512, 9860, 11152, 11890, 13940, 19024, 19720, 20213, 23780, 27880, 39440, 40426, 47560, 55760, 80852, 95120, 101065, 161704, 202130, 323408, 404260, 808520, 1617040]

約数ペア:

[(1, 1617040), (2, 808520), (4, 404260), (5, 323408), (8, 202130), (10, 161704), (16, 101065), (17, 95120), (20, 80852), (29, 55760), (34, 47560), (40, 40426), (41, 39440), (58, 27880), (68, 23780), (80, 20213), (82, 19720), (85, 19024), (116, 13940), (136, 11890), (145, 11152), (164, 9860), (170, 9512), (205, 7888), (232, 6970), (272, 5945), (290, 5576), (328, 4930), (340, 4756), (410, 3944), (464, 3485), (493, 3280), (580, 2788), (656, 2465), (680, 2378), (697, 2320), (820, 1972), (986, 1640), (1160, 1394), (1189, 1360)]