20219855740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4657}}^1\times {\mathrm{31013}}^1$

素因数の和:35686

約数の個数: 48

約数和(自身を含む): 48539639232

約数和(自身を除く): 28319783492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4657, 9314, 18628, 23285, 31013, 32599, 46570, 62026, 65198, 93140, 124052, 130396, 155065, 162995, 217091, 310130, 325990, 434182, 620260, 651980, 868364, 1085455, 2170910, 4341820, 144427541, 288855082, 577710164, 722137705, 1010992787, 1444275410, 2021985574, 2888550820, 4043971148, 5054963935, 10109927870, 20219855740]

約数ペア:

[(1, 20219855740), (2, 10109927870), (4, 5054963935), (5, 4043971148), (7, 2888550820), (10, 2021985574), (14, 1444275410), (20, 1010992787), (28, 722137705), (35, 577710164), (70, 288855082), (140, 144427541), (4657, 4341820), (9314, 2170910), (18628, 1085455), (23285, 868364), (31013, 651980), (32599, 620260), (46570, 434182), (62026, 325990), (65198, 310130), (93140, 217091), (124052, 162995), (130396, 155065)]