488607860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{81707}}^1$

素因数の和:81752

約数の個数: 48

約数和(自身を含む): 1153063296

約数和(自身を除く): 664455436

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 81707, 163414, 326828, 408535, 817070, 1062191, 1634140, 1879261, 2124382, 3758522, 4248764, 5310955, 7517044, 9396305, 10621910, 18792610, 21243820, 24430393, 37585220, 48860786, 97721572, 122151965, 244303930, 488607860]

約数ペア:

[(1, 488607860), (2, 244303930), (4, 122151965), (5, 97721572), (10, 48860786), (13, 37585220), (20, 24430393), (23, 21243820), (26, 18792610), (46, 10621910), (52, 9396305), (65, 7517044), (92, 5310955), (115, 4248764), (130, 3758522), (230, 2124382), (260, 1879261), (299, 1634140), (460, 1062191), (598, 817070), (1196, 408535), (1495, 326828), (2990, 163414), (5980, 81707)]