20570050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 41283072

約数和(自身を除く): 20713022

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 115, 155, 230, 310, 575, 577, 713, 775, 1150, 1154, 1426, 1550, 2885, 3565, 5770, 7130, 13271, 14425, 17825, 17887, 26542, 28850, 35650, 35774, 66355, 89435, 132710, 178870, 331775, 411401, 447175, 663550, 822802, 894350, 2057005, 4114010, 10285025, 20570050]

約数ペア:

[(1, 20570050), (2, 10285025), (5, 4114010), (10, 2057005), (23, 894350), (25, 822802), (31, 663550), (46, 447175), (50, 411401), (62, 331775), (115, 178870), (155, 132710), (230, 89435), (310, 66355), (575, 35774), (577, 35650), (713, 28850), (775, 26542), (1150, 17887), (1154, 17825), (1426, 14425), (1550, 13271), (2885, 7130), (3565, 5770)]