1969134920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{26711}}^1$

素因数の和:26838

約数の個数: 64

約数和(自身を含む): 4711996800

約数和(自身を除く): 2742861880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 190, 194, 380, 388, 485, 760, 776, 970, 1843, 1940, 3686, 3880, 7372, 9215, 14744, 18430, 26711, 36860, 53422, 73720, 106844, 133555, 213688, 267110, 507509, 534220, 1015018, 1068440, 2030036, 2537545, 2590967, 4060072, 5075090, 5181934, 10150180, 10363868, 12954835, 20300360, 20727736, 25909670, 49228373, 51819340, 98456746, 103638680, 196913492, 246141865, 393826984, 492283730, 984567460, 1969134920]

約数ペア:

[(1, 1969134920), (2, 984567460), (4, 492283730), (5, 393826984), (8, 246141865), (10, 196913492), (19, 103638680), (20, 98456746), (38, 51819340), (40, 49228373), (76, 25909670), (95, 20727736), (97, 20300360), (152, 12954835), (190, 10363868), (194, 10150180), (380, 5181934), (388, 5075090), (485, 4060072), (760, 2590967), (776, 2537545), (970, 2030036), (1843, 1068440), (1940, 1015018), (3686, 534220), (3880, 507509), (7372, 267110), (9215, 213688), (14744, 133555), (18430, 106844), (26711, 73720), (36860, 53422)]