669703790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{14879}}^1$

素因数の和:15536

約数の個数: 32

約数和(自身を含む): 1379911680

約数和(自身を除く): 710207890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 643, 1286, 3215, 4501, 6430, 9002, 14879, 22505, 29758, 45010, 74395, 104153, 148790, 208306, 520765, 1041530, 9567197, 19134394, 47835985, 66970379, 95671970, 133940758, 334851895, 669703790]

約数ペア:

[(1, 669703790), (2, 334851895), (5, 133940758), (7, 95671970), (10, 66970379), (14, 47835985), (35, 19134394), (70, 9567197), (643, 1041530), (1286, 520765), (3215, 208306), (4501, 148790), (6430, 104153), (9002, 74395), (14879, 45010), (22505, 29758)]