20083612880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{352097}}^1$

素因数の和:352164

約数の個数: 80

約数和(自身を含む): 50296495104

約数和(自身を除く): 30212882224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2852, 3565, 5704, 7130, 11408, 14260, 28520, 57040, 352097, 704194, 1408388, 1760485, 2816776, 3520970, 5633552, 7041940, 8098231, 10915007, 14083880, 16196462, 21830014, 28167760, 32392924, 40491155, 43660028, 54575035, 64785848, 80982310, 87320056, 109150070, 129571696, 161964620, 174640112, 218300140, 251045161, 323929240, 436600280, 502090322, 647858480, 873200560, 1004180644, 1255225805, 2008361288, 2510451610, 4016722576, 5020903220, 10041806440, 20083612880]

約数ペア:

[(1, 20083612880), (2, 10041806440), (4, 5020903220), (5, 4016722576), (8, 2510451610), (10, 2008361288), (16, 1255225805), (20, 1004180644), (23, 873200560), (31, 647858480), (40, 502090322), (46, 436600280), (62, 323929240), (80, 251045161), (92, 218300140), (115, 174640112), (124, 161964620), (155, 129571696), (184, 109150070), (230, 87320056), (248, 80982310), (310, 64785848), (368, 54575035), (460, 43660028), (496, 40491155), (620, 32392924), (713, 28167760), (920, 21830014), (1240, 16196462), (1426, 14083880), (1840, 10915007), (2480, 8098231), (2852, 7041940), (3565, 5633552), (5704, 3520970), (7130, 2816776), (11408, 1760485), (14260, 1408388), (28520, 704194), (57040, 352097)]