20803535420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2927}}^1\times {\mathrm{15451}}^1$

素因数の和:18410

約数の個数: 48

約数和(自身を含む): 45605403648

約数和(自身を除く): 24801868228

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 2927, 5854, 11708, 14635, 15451, 29270, 30902, 58540, 61804, 67321, 77255, 134642, 154510, 269284, 309020, 336605, 355373, 673210, 710746, 1346420, 1421492, 1776865, 3553730, 7107460, 45225077, 90450154, 180900308, 226125385, 452250770, 904501540, 1040176771, 2080353542, 4160707084, 5200883855, 10401767710, 20803535420]

約数ペア:

[(1, 20803535420), (2, 10401767710), (4, 5200883855), (5, 4160707084), (10, 2080353542), (20, 1040176771), (23, 904501540), (46, 452250770), (92, 226125385), (115, 180900308), (230, 90450154), (460, 45225077), (2927, 7107460), (5854, 3553730), (11708, 1776865), (14635, 1421492), (15451, 1346420), (29270, 710746), (30902, 673210), (58540, 355373), (61804, 336605), (67321, 309020), (77255, 269284), (134642, 154510)]