40809930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{521}}^1$

素因数の和:911

約数の個数: 64

約数和(自身を含む): 112451328

約数和(自身を除く): 71641398

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 373, 521, 746, 1042, 1119, 1563, 1865, 2238, 2605, 2611, 3126, 3647, 3730, 5210, 5222, 5595, 7294, 7815, 7833, 10941, 11190, 13055, 15630, 15666, 18235, 21882, 26110, 36470, 39165, 54705, 78330, 109410, 194333, 388666, 582999, 971665, 1165998, 1360331, 1943330, 2720662, 2914995, 4080993, 5829990, 6801655, 8161986, 13603310, 20404965, 40809930]

約数ペア:

[(1, 40809930), (2, 20404965), (3, 13603310), (5, 8161986), (6, 6801655), (7, 5829990), (10, 4080993), (14, 2914995), (15, 2720662), (21, 1943330), (30, 1360331), (35, 1165998), (42, 971665), (70, 582999), (105, 388666), (210, 194333), (373, 109410), (521, 78330), (746, 54705), (1042, 39165), (1119, 36470), (1563, 26110), (1865, 21882), (2238, 18235), (2605, 15666), (2611, 15630), (3126, 13055), (3647, 11190), (3730, 10941), (5210, 7833), (5222, 7815), (5595, 7294)]