20340039160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{461}}^1\times {\mathrm{22511}}^1$

素因数の和:22997

約数の個数: 96

約数和(自身を含む): 53354790720

約数和(自身を除く): 33014751560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 461, 490, 922, 980, 1844, 1960, 2305, 3227, 3688, 4610, 6454, 9220, 12908, 16135, 18440, 22511, 22589, 25816, 32270, 45022, 45178, 64540, 90044, 90356, 112555, 112945, 129080, 157577, 180088, 180712, 225110, 225890, 315154, 450220, 451780, 630308, 787885, 900440, 903560, 1103039, 1260616, 1575770, 2206078, 3151540, 4412156, 5515195, 6303080, 8824312, 10377571, 11030390, 20755142, 22060780, 41510284, 44121560, 51887855, 72642997, 83020568, 103775710, 145285994, 207551420, 290571988, 363214985, 415102840, 508500979, 581143976, 726429970, 1017001958, 1452859940, 2034003916, 2542504895, 2905719880, 4068007832, 5085009790, 10170019580, 20340039160]

約数ペア:

[(1, 20340039160), (2, 10170019580), (4, 5085009790), (5, 4068007832), (7, 2905719880), (8, 2542504895), (10, 2034003916), (14, 1452859940), (20, 1017001958), (28, 726429970), (35, 581143976), (40, 508500979), (49, 415102840), (56, 363214985), (70, 290571988), (98, 207551420), (140, 145285994), (196, 103775710), (245, 83020568), (280, 72642997), (392, 51887855), (461, 44121560), (490, 41510284), (922, 22060780), (980, 20755142), (1844, 11030390), (1960, 10377571), (2305, 8824312), (3227, 6303080), (3688, 5515195), (4610, 4412156), (6454, 3151540), (9220, 2206078), (12908, 1575770), (16135, 1260616), (18440, 1103039), (22511, 903560), (22589, 900440), (25816, 787885), (32270, 630308), (45022, 451780), (45178, 450220), (64540, 315154), (90044, 225890), (90356, 225110), (112555, 180712), (112945, 180088), (129080, 157577)]