170728040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{609743}}^1$

素因数の和:609761

約数の個数: 32

約数和(自身を含む): 439015680

約数和(自身を除く): 268287640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 609743, 1219486, 2438972, 3048715, 4268201, 4877944, 6097430, 8536402, 12194860, 17072804, 21341005, 24389720, 34145608, 42682010, 85364020, 170728040]

約数ペア:

[(1, 170728040), (2, 85364020), (4, 42682010), (5, 34145608), (7, 24389720), (8, 21341005), (10, 17072804), (14, 12194860), (20, 8536402), (28, 6097430), (35, 4877944), (40, 4268201), (56, 3048715), (70, 2438972), (140, 1219486), (280, 609743)]