56819420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1567}}^1$

素因数の和:1627

約数の個数: 72

約数和(自身を含む): 142644096

約数和(自身を除く): 85824676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1567, 1813, 2590, 3134, 3626, 5180, 6268, 7252, 7835, 9065, 10969, 15670, 18130, 21938, 31340, 36260, 43876, 54845, 57979, 76783, 109690, 115958, 153566, 219380, 231916, 289895, 307132, 383915, 405853, 579790, 767830, 811706, 1159580, 1535660, 1623412, 2029265, 2840971, 4058530, 5681942, 8117060, 11363884, 14204855, 28409710, 56819420]

約数ペア:

[(1, 56819420), (2, 28409710), (4, 14204855), (5, 11363884), (7, 8117060), (10, 5681942), (14, 4058530), (20, 2840971), (28, 2029265), (35, 1623412), (37, 1535660), (49, 1159580), (70, 811706), (74, 767830), (98, 579790), (140, 405853), (148, 383915), (185, 307132), (196, 289895), (245, 231916), (259, 219380), (370, 153566), (490, 115958), (518, 109690), (740, 76783), (980, 57979), (1036, 54845), (1295, 43876), (1567, 36260), (1813, 31340), (2590, 21938), (3134, 18130), (3626, 15670), (5180, 10969), (6268, 9065), (7252, 7835)]