1949940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 6370560

約数和(自身を除く): 4420620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 157, 180, 207, 230, 270, 276, 314, 345, 414, 460, 471, 540, 621, 628, 690, 785, 828, 942, 1035, 1242, 1380, 1413, 1570, 1884, 2070, 2355, 2484, 2826, 3105, 3140, 3611, 4140, 4239, 4710, 5652, 6210, 7065, 7222, 8478, 9420, 10833, 12420, 14130, 14444, 16956, 18055, 21195, 21666, 28260, 32499, 36110, 42390, 43332, 54165, 64998, 72220, 84780, 97497, 108330, 129996, 162495, 194994, 216660, 324990, 389988, 487485, 649980, 974970, 1949940]

約数ペア:

[(1, 1949940), (2, 974970), (3, 649980), (4, 487485), (5, 389988), (6, 324990), (9, 216660), (10, 194994), (12, 162495), (15, 129996), (18, 108330), (20, 97497), (23, 84780), (27, 72220), (30, 64998), (36, 54165), (45, 43332), (46, 42390), (54, 36110), (60, 32499), (69, 28260), (90, 21666), (92, 21195), (108, 18055), (115, 16956), (135, 14444), (138, 14130), (157, 12420), (180, 10833), (207, 9420), (230, 8478), (270, 7222), (276, 7065), (314, 6210), (345, 5652), (414, 4710), (460, 4239), (471, 4140), (540, 3611), (621, 3140), (628, 3105), (690, 2826), (785, 2484), (828, 2355), (942, 2070), (1035, 1884), (1242, 1570), (1380, 1413)]