4389136240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1769813}}^1$

素因数の和:1769857

約数の個数: 40

約数和(自身を含む): 10533932928

約数和(自身を除く): 6144796688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1769813, 3539626, 7079252, 8849065, 14158504, 17698130, 28317008, 35396260, 54864203, 70792520, 109728406, 141585040, 219456812, 274321015, 438913624, 548642030, 877827248, 1097284060, 2194568120, 4389136240]

約数ペア:

[(1, 4389136240), (2, 2194568120), (4, 1097284060), (5, 877827248), (8, 548642030), (10, 438913624), (16, 274321015), (20, 219456812), (31, 141585040), (40, 109728406), (62, 70792520), (80, 54864203), (124, 35396260), (155, 28317008), (248, 17698130), (310, 14158504), (496, 8849065), (620, 7079252), (1240, 3539626), (2480, 1769813)]