4720294780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1\times {\mathrm{6329}}^1$

素因数の和:6846

約数の個数: 48

約数和(自身を含む): 10049508000

約数和(自身を除く): 5329213220

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 419, 445, 838, 890, 1676, 1780, 2095, 4190, 6329, 8380, 12658, 25316, 31645, 37291, 63290, 74582, 126580, 149164, 186455, 372910, 563281, 745820, 1126562, 2253124, 2651851, 2816405, 5303702, 5632810, 10607404, 11265620, 13259255, 26518510, 53037020, 236014739, 472029478, 944058956, 1180073695, 2360147390, 4720294780]

約数ペア:

[(1, 4720294780), (2, 2360147390), (4, 1180073695), (5, 944058956), (10, 472029478), (20, 236014739), (89, 53037020), (178, 26518510), (356, 13259255), (419, 11265620), (445, 10607404), (838, 5632810), (890, 5303702), (1676, 2816405), (1780, 2651851), (2095, 2253124), (4190, 1126562), (6329, 745820), (8380, 563281), (12658, 372910), (25316, 186455), (31645, 149164), (37291, 126580), (63290, 74582)]