17388140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1613}}^1$

素因数の和:1647

約数の個数: 72

約数和(自身を含む): 46366992

約数和(自身を除く): 28978852

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 1613, 2156, 2695, 3226, 5390, 6452, 8065, 10780, 11291, 16130, 17743, 22582, 32260, 35486, 45164, 56455, 70972, 79037, 88715, 112910, 124201, 158074, 177430, 225820, 248402, 316148, 354860, 395185, 496804, 621005, 790370, 869407, 1242010, 1580740, 1738814, 2484020, 3477628, 4347035, 8694070, 17388140]

約数ペア:

[(1, 17388140), (2, 8694070), (4, 4347035), (5, 3477628), (7, 2484020), (10, 1738814), (11, 1580740), (14, 1242010), (20, 869407), (22, 790370), (28, 621005), (35, 496804), (44, 395185), (49, 354860), (55, 316148), (70, 248402), (77, 225820), (98, 177430), (110, 158074), (140, 124201), (154, 112910), (196, 88715), (220, 79037), (245, 70972), (308, 56455), (385, 45164), (490, 35486), (539, 32260), (770, 22582), (980, 17743), (1078, 16130), (1540, 11291), (1613, 10780), (2156, 8065), (2695, 6452), (3226, 5390)]