2071128880

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1\times {\mathrm{823}}^1$

素因数の和:1298

約数の個数: 80

約数和(自身を含む): 4892186880

約数和(自身を除く): 2821058000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 379, 415, 664, 758, 823, 830, 1328, 1516, 1646, 1660, 1895, 3032, 3292, 3320, 3790, 4115, 6064, 6584, 6640, 7580, 8230, 13168, 15160, 16460, 30320, 31457, 32920, 62914, 65840, 68309, 125828, 136618, 157285, 251656, 273236, 311917, 314570, 341545, 503312, 546472, 623834, 629140, 683090, 1092944, 1247668, 1258280, 1366180, 1559585, 2495336, 2516560, 2732360, 3119170, 4990672, 5464720, 6238340, 12476680, 24953360, 25889111, 51778222, 103556444, 129445555, 207112888, 258891110, 414225776, 517782220, 1035564440, 2071128880]

約数ペア:

[(1, 2071128880), (2, 1035564440), (4, 517782220), (5, 414225776), (8, 258891110), (10, 207112888), (16, 129445555), (20, 103556444), (40, 51778222), (80, 25889111), (83, 24953360), (166, 12476680), (332, 6238340), (379, 5464720), (415, 4990672), (664, 3119170), (758, 2732360), (823, 2516560), (830, 2495336), (1328, 1559585), (1516, 1366180), (1646, 1258280), (1660, 1247668), (1895, 1092944), (3032, 683090), (3292, 629140), (3320, 623834), (3790, 546472), (4115, 503312), (6064, 341545), (6584, 314570), (6640, 311917), (7580, 273236), (8230, 251656), (13168, 157285), (15160, 136618), (16460, 125828), (30320, 68309), (31457, 65840), (32920, 62914)]