2019504460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2939}}^1$

素因数の和:3055

約数の個数: 96

約数和(自身を含む): 4694215680

約数和(自身を除く): 2674711220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 47, 68, 85, 86, 94, 170, 172, 188, 215, 235, 340, 430, 470, 731, 799, 860, 940, 1462, 1598, 2021, 2924, 2939, 3196, 3655, 3995, 4042, 5878, 7310, 7990, 8084, 10105, 11756, 14620, 14695, 15980, 20210, 29390, 34357, 40420, 49963, 58780, 68714, 99926, 126377, 137428, 138133, 171785, 199852, 249815, 252754, 276266, 343570, 499630, 505508, 552532, 631885, 687140, 690665, 999260, 1263770, 1381330, 2148409, 2348261, 2527540, 2762660, 4296818, 4696522, 5939719, 8593636, 9393044, 10742045, 11741305, 11879438, 21484090, 23482610, 23758876, 29698595, 42968180, 46965220, 59397190, 100975223, 118794380, 201950446, 403900892, 504876115, 1009752230, 2019504460]

約数ペア:

[(1, 2019504460), (2, 1009752230), (4, 504876115), (5, 403900892), (10, 201950446), (17, 118794380), (20, 100975223), (34, 59397190), (43, 46965220), (47, 42968180), (68, 29698595), (85, 23758876), (86, 23482610), (94, 21484090), (170, 11879438), (172, 11741305), (188, 10742045), (215, 9393044), (235, 8593636), (340, 5939719), (430, 4696522), (470, 4296818), (731, 2762660), (799, 2527540), (860, 2348261), (940, 2148409), (1462, 1381330), (1598, 1263770), (2021, 999260), (2924, 690665), (2939, 687140), (3196, 631885), (3655, 552532), (3995, 505508), (4042, 499630), (5878, 343570), (7310, 276266), (7990, 252754), (8084, 249815), (10105, 199852), (11756, 171785), (14620, 138133), (14695, 137428), (15980, 126377), (20210, 99926), (29390, 68714), (34357, 58780), (40420, 49963)]