15619940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6563}}^1$

素因数の和:6596

約数の個数: 48

約数和(自身を含む): 39699072

約数和(自身を除く): 24079132

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 6563, 13126, 26252, 32815, 45941, 65630, 91882, 111571, 131260, 183764, 223142, 229705, 446284, 459410, 557855, 780997, 918820, 1115710, 1561994, 2231420, 3123988, 3904985, 7809970, 15619940]

約数ペア:

[(1, 15619940), (2, 7809970), (4, 3904985), (5, 3123988), (7, 2231420), (10, 1561994), (14, 1115710), (17, 918820), (20, 780997), (28, 557855), (34, 459410), (35, 446284), (68, 229705), (70, 223142), (85, 183764), (119, 131260), (140, 111571), (170, 91882), (238, 65630), (340, 45941), (476, 32815), (595, 26252), (1190, 13126), (2380, 6563)]