280132030

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{2683}}^1$

素因数の和:2940

約数の個数: 32

約数和(自身を含む): 516551904

約数和(自身を除く): 236419874

約数列:

[1, 2, 5, 10, 53, 106, 197, 265, 394, 530, 985, 1970, 2683, 5366, 10441, 13415, 20882, 26830, 52205, 104410, 142199, 284398, 528551, 710995, 1057102, 1421990, 2642755, 5285510, 28013203, 56026406, 140066015, 280132030]

約数ペア:

[(1, 280132030), (2, 140066015), (5, 56026406), (10, 28013203), (53, 5285510), (106, 2642755), (197, 1421990), (265, 1057102), (394, 710995), (530, 528551), (985, 284398), (1970, 142199), (2683, 104410), (5366, 52205), (10441, 26830), (13415, 20882)]