1389926760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{609617}}^1$

素因数の和:609650

約数の個数: 64

約数和(自身を含む): 4389249600

約数和(自身を除く): 2999322840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 609617, 1219234, 1828851, 2438468, 3048085, 3657702, 4876936, 6096170, 7315404, 9144255, 11582723, 12192340, 14630808, 18288510, 23165446, 24384680, 34748169, 36577020, 46330892, 57913615, 69496338, 73154040, 92661784, 115827230, 138992676, 173740845, 231654460, 277985352, 347481690, 463308920, 694963380, 1389926760]

約数ペア:

[(1, 1389926760), (2, 694963380), (3, 463308920), (4, 347481690), (5, 277985352), (6, 231654460), (8, 173740845), (10, 138992676), (12, 115827230), (15, 92661784), (19, 73154040), (20, 69496338), (24, 57913615), (30, 46330892), (38, 36577020), (40, 34748169), (57, 24384680), (60, 23165446), (76, 18288510), (95, 14630808), (114, 12192340), (120, 11582723), (152, 9144255), (190, 7315404), (228, 6096170), (285, 4876936), (380, 3657702), (456, 3048085), (570, 2438468), (760, 1828851), (1140, 1219234), (2280, 609617)]