2018591320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{19417}}^1$

素因数の和:19564

約数の個数: 64

約数和(自身を含む): 4781488320

約数和(自身を除く): 2762897000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 113, 115, 184, 226, 230, 452, 460, 565, 904, 920, 1130, 2260, 2599, 4520, 5198, 10396, 12995, 19417, 20792, 25990, 38834, 51980, 77668, 97085, 103960, 155336, 194170, 388340, 446591, 776680, 893182, 1786364, 2194121, 2232955, 3572728, 4388242, 4465910, 8776484, 8931820, 10970605, 17552968, 17863640, 21941210, 43882420, 50464783, 87764840, 100929566, 201859132, 252323915, 403718264, 504647830, 1009295660, 2018591320]

約数ペア:

[(1, 2018591320), (2, 1009295660), (4, 504647830), (5, 403718264), (8, 252323915), (10, 201859132), (20, 100929566), (23, 87764840), (40, 50464783), (46, 43882420), (92, 21941210), (113, 17863640), (115, 17552968), (184, 10970605), (226, 8931820), (230, 8776484), (452, 4465910), (460, 4388242), (565, 3572728), (904, 2232955), (920, 2194121), (1130, 1786364), (2260, 893182), (2599, 776680), (4520, 446591), (5198, 388340), (10396, 194170), (12995, 155336), (19417, 103960), (20792, 97085), (25990, 77668), (38834, 51980)]