746194220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{571}}^1$

素因数の和:799

約数の個数: 72

約数和(自身を含む): 1665872208

約数和(自身を除く): 919677988

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 361, 362, 380, 571, 722, 724, 905, 1142, 1444, 1805, 1810, 2284, 2855, 3439, 3610, 3620, 5710, 6878, 7220, 10849, 11420, 13756, 17195, 21698, 34390, 43396, 54245, 65341, 68780, 103351, 108490, 130682, 206131, 206702, 216980, 261364, 326705, 412262, 413404, 516755, 653410, 824524, 1030655, 1033510, 1306820, 1963669, 2061310, 2067020, 3927338, 4122620, 7854676, 9818345, 19636690, 37309711, 39273380, 74619422, 149238844, 186548555, 373097110, 746194220]

約数ペア:

[(1, 746194220), (2, 373097110), (4, 186548555), (5, 149238844), (10, 74619422), (19, 39273380), (20, 37309711), (38, 19636690), (76, 9818345), (95, 7854676), (181, 4122620), (190, 3927338), (361, 2067020), (362, 2061310), (380, 1963669), (571, 1306820), (722, 1033510), (724, 1030655), (905, 824524), (1142, 653410), (1444, 516755), (1805, 413404), (1810, 412262), (2284, 326705), (2855, 261364), (3439, 216980), (3610, 206702), (3620, 206131), (5710, 130682), (6878, 108490), (7220, 103351), (10849, 68780), (11420, 65341), (13756, 54245), (17195, 43396), (21698, 34390)]