1907346920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1243

約数の個数: 128

約数和(自身を含む): 4731264000

約数和(自身を除く): 2823917080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 73, 76, 95, 124, 146, 152, 155, 190, 248, 292, 310, 365, 380, 584, 589, 620, 730, 760, 1109, 1178, 1240, 1387, 1460, 2218, 2263, 2356, 2774, 2920, 2945, 4436, 4526, 4712, 5545, 5548, 5890, 6935, 8872, 9052, 11090, 11096, 11315, 11780, 13870, 18104, 21071, 22180, 22630, 23560, 27740, 34379, 42142, 42997, 44360, 45260, 55480, 68758, 80957, 84284, 85994, 90520, 105355, 137516, 161914, 168568, 171895, 171988, 210710, 214985, 275032, 323828, 343790, 343976, 404785, 421420, 429970, 647656, 653201, 687580, 809570, 842840, 859940, 1306402, 1375160, 1538183, 1619140, 1719880, 2509667, 2612804, 3076366, 3238280, 3266005, 5019334, 5225608, 6152732, 6532010, 7690915, 10038668, 12305464, 12548335, 13064020, 15381830, 20077336, 25096670, 26128040, 30763660, 47683673, 50193340, 61527320, 95367346, 100386680, 190734692, 238418365, 381469384, 476836730, 953673460, 1907346920]

約数ペア:

[(1, 1907346920), (2, 953673460), (4, 476836730), (5, 381469384), (8, 238418365), (10, 190734692), (19, 100386680), (20, 95367346), (31, 61527320), (38, 50193340), (40, 47683673), (62, 30763660), (73, 26128040), (76, 25096670), (95, 20077336), (124, 15381830), (146, 13064020), (152, 12548335), (155, 12305464), (190, 10038668), (248, 7690915), (292, 6532010), (310, 6152732), (365, 5225608), (380, 5019334), (584, 3266005), (589, 3238280), (620, 3076366), (730, 2612804), (760, 2509667), (1109, 1719880), (1178, 1619140), (1240, 1538183), (1387, 1375160), (1460, 1306402), (2218, 859940), (2263, 842840), (2356, 809570), (2774, 687580), (2920, 653201), (2945, 647656), (4436, 429970), (4526, 421420), (4712, 404785), (5545, 343976), (5548, 343790), (5890, 323828), (6935, 275032), (8872, 214985), (9052, 210710), (11090, 171988), (11096, 171895), (11315, 168568), (11780, 161914), (13870, 137516), (18104, 105355), (21071, 90520), (22180, 85994), (22630, 84284), (23560, 80957), (27740, 68758), (34379, 55480), (42142, 45260), (42997, 44360)]