619486640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13147}}^1$

素因数の和:13210

約数の個数: 80

約数和(自身を含む): 1565137920

約数和(自身を除く): 945651280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4712, 5890, 9424, 11780, 13147, 23560, 26294, 47120, 52588, 65735, 105176, 131470, 210352, 249793, 262940, 407557, 499586, 525880, 815114, 999172, 1051760, 1248965, 1630228, 1998344, 2037785, 2497930, 3260456, 3996688, 4075570, 4995860, 6520912, 7743583, 8151140, 9991720, 15487166, 16302280, 19983440, 30974332, 32604560, 38717915, 61948664, 77435830, 123897328, 154871660, 309743320, 619486640]

約数ペア:

[(1, 619486640), (2, 309743320), (4, 154871660), (5, 123897328), (8, 77435830), (10, 61948664), (16, 38717915), (19, 32604560), (20, 30974332), (31, 19983440), (38, 16302280), (40, 15487166), (62, 9991720), (76, 8151140), (80, 7743583), (95, 6520912), (124, 4995860), (152, 4075570), (155, 3996688), (190, 3260456), (248, 2497930), (304, 2037785), (310, 1998344), (380, 1630228), (496, 1248965), (589, 1051760), (620, 999172), (760, 815114), (1178, 525880), (1240, 499586), (1520, 407557), (2356, 262940), (2480, 249793), (2945, 210352), (4712, 131470), (5890, 105176), (9424, 65735), (11780, 52588), (13147, 47120), (23560, 26294)]