34891990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 76982400

約数和(自身を除く): 42090410

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 109, 119, 170, 218, 238, 269, 538, 545, 595, 763, 1090, 1190, 1345, 1526, 1853, 1883, 2690, 3706, 3766, 3815, 4573, 7630, 9146, 9265, 9415, 12971, 18530, 18830, 22865, 25942, 29321, 32011, 45730, 58642, 64022, 64855, 129710, 146605, 160055, 205247, 293210, 320110, 410494, 498457, 996914, 1026235, 2052470, 2492285, 3489199, 4984570, 6978398, 17445995, 34891990]

約数ペア:

[(1, 34891990), (2, 17445995), (5, 6978398), (7, 4984570), (10, 3489199), (14, 2492285), (17, 2052470), (34, 1026235), (35, 996914), (70, 498457), (85, 410494), (109, 320110), (119, 293210), (170, 205247), (218, 160055), (238, 146605), (269, 129710), (538, 64855), (545, 64022), (595, 58642), (763, 45730), (1090, 32011), (1190, 29321), (1345, 25942), (1526, 22865), (1853, 18830), (1883, 18530), (2690, 12971), (3706, 9415), (3766, 9265), (3815, 9146), (4573, 7630)]