205360020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39341}}^1$

素因数の和:39385

約数の個数: 72

約数和(自身を含む): 644421960

約数和(自身を除く): 439061940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 39341, 78682, 118023, 157364, 196705, 236046, 354069, 393410, 472092, 590115, 708138, 786820, 1140889, 1180230, 1416276, 1770345, 2281778, 2360460, 3422667, 3540690, 4563556, 5704445, 6845334, 7081380, 10268001, 11408890, 13690668, 17113335, 20536002, 22817780, 34226670, 41072004, 51340005, 68453340, 102680010, 205360020]

約数ペア:

[(1, 205360020), (2, 102680010), (3, 68453340), (4, 51340005), (5, 41072004), (6, 34226670), (9, 22817780), (10, 20536002), (12, 17113335), (15, 13690668), (18, 11408890), (20, 10268001), (29, 7081380), (30, 6845334), (36, 5704445), (45, 4563556), (58, 3540690), (60, 3422667), (87, 2360460), (90, 2281778), (116, 1770345), (145, 1416276), (174, 1180230), (180, 1140889), (261, 786820), (290, 708138), (348, 590115), (435, 472092), (522, 393410), (580, 354069), (870, 236046), (1044, 196705), (1305, 157364), (1740, 118023), (2610, 78682), (5220, 39341)]