427969220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179819}}^1$

素因数の和:179852

約数の個数: 48

約数和(自身を含む): 1087551360

約数和(自身を除く): 659582140

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 179819, 359638, 719276, 899095, 1258733, 1798190, 2517466, 3056923, 3596380, 5034932, 6113846, 6293665, 12227692, 12587330, 15284615, 21398461, 25174660, 30569230, 42796922, 61138460, 85593844, 106992305, 213984610, 427969220]

約数ペア:

[(1, 427969220), (2, 213984610), (4, 106992305), (5, 85593844), (7, 61138460), (10, 42796922), (14, 30569230), (17, 25174660), (20, 21398461), (28, 15284615), (34, 12587330), (35, 12227692), (68, 6293665), (70, 6113846), (85, 5034932), (119, 3596380), (140, 3056923), (170, 2517466), (238, 1798190), (340, 1258733), (476, 899095), (595, 719276), (1190, 359638), (2380, 179819)]