148935940

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 318269952

約数和(自身を除く): 169334012

約数列:

[1, 2, 4, 5, 10, 20, 103, 197, 206, 367, 394, 412, 515, 734, 788, 985, 1030, 1468, 1835, 1970, 2060, 3670, 3940, 7340, 20291, 37801, 40582, 72299, 75602, 81164, 101455, 144598, 151204, 189005, 202910, 289196, 361495, 378010, 405820, 722990, 756020, 1445980, 7446797, 14893594, 29787188, 37233985, 74467970, 148935940]

約数ペア:

[(1, 148935940), (2, 74467970), (4, 37233985), (5, 29787188), (10, 14893594), (20, 7446797), (103, 1445980), (197, 756020), (206, 722990), (367, 405820), (394, 378010), (412, 361495), (515, 289196), (734, 202910), (788, 189005), (985, 151204), (1030, 144598), (1468, 101455), (1835, 81164), (1970, 75602), (2060, 72299), (3670, 40582), (3940, 37801), (7340, 20291)]