40090020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4001}}^1$

素因数の和:4180

約数の個数: 48

約数和(自身を含む): 112952448

約数和(自身を除く): 72862428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 167, 334, 501, 668, 835, 1002, 1670, 2004, 2505, 3340, 4001, 5010, 8002, 10020, 12003, 16004, 20005, 24006, 40010, 48012, 60015, 80020, 120030, 240060, 668167, 1336334, 2004501, 2672668, 3340835, 4009002, 6681670, 8018004, 10022505, 13363340, 20045010, 40090020]

約数ペア:

[(1, 40090020), (2, 20045010), (3, 13363340), (4, 10022505), (5, 8018004), (6, 6681670), (10, 4009002), (12, 3340835), (15, 2672668), (20, 2004501), (30, 1336334), (60, 668167), (167, 240060), (334, 120030), (501, 80020), (668, 60015), (835, 48012), (1002, 40010), (1670, 24006), (2004, 20005), (2505, 16004), (3340, 12003), (4001, 10020), (5010, 8002)]