42204890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1$

素因数の和:2487

約数の個数: 64

約数和(自身を含む): 98461440

約数和(自身を除く): 56256550

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2441, 2470, 3458, 4882, 8645, 12205, 17087, 17290, 24410, 31733, 34174, 46379, 63466, 85435, 92758, 158665, 170870, 222131, 231895, 317330, 324653, 444262, 463790, 602927, 649306, 1110655, 1205854, 1623265, 2221310, 3014635, 3246530, 4220489, 6029270, 8440978, 21102445, 42204890]

約数ペア:

[(1, 42204890), (2, 21102445), (5, 8440978), (7, 6029270), (10, 4220489), (13, 3246530), (14, 3014635), (19, 2221310), (26, 1623265), (35, 1205854), (38, 1110655), (65, 649306), (70, 602927), (91, 463790), (95, 444262), (130, 324653), (133, 317330), (182, 231895), (190, 222131), (247, 170870), (266, 158665), (455, 92758), (494, 85435), (665, 63466), (910, 46379), (1235, 34174), (1330, 31733), (1729, 24410), (2441, 17290), (2470, 17087), (3458, 12205), (4882, 8645)]