65441420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2729}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 151351200

約数和(自身を除く): 85909780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 2729, 4796, 5458, 5995, 10916, 11990, 13645, 23980, 27290, 30019, 54580, 60038, 120076, 150095, 297461, 300190, 594922, 600380, 1189844, 1487305, 2974610, 3272071, 5949220, 6544142, 13088284, 16360355, 32720710, 65441420]

約数ペア:

[(1, 65441420), (2, 32720710), (4, 16360355), (5, 13088284), (10, 6544142), (11, 5949220), (20, 3272071), (22, 2974610), (44, 1487305), (55, 1189844), (109, 600380), (110, 594922), (218, 300190), (220, 297461), (436, 150095), (545, 120076), (1090, 60038), (1199, 54580), (2180, 30019), (2398, 27290), (2729, 23980), (4796, 13645), (5458, 11990), (5995, 10916)]