19616320

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1039}}^1$

素因数の和:1115

約数の個数: 56

約数和(自身を含む): 47548800

約数和(自身を除く): 27932480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 160, 236, 295, 320, 472, 590, 944, 1039, 1180, 1888, 2078, 2360, 3776, 4156, 4720, 5195, 8312, 9440, 10390, 16624, 18880, 20780, 33248, 41560, 61301, 66496, 83120, 122602, 166240, 245204, 306505, 332480, 490408, 613010, 980816, 1226020, 1961632, 2452040, 3923264, 4904080, 9808160, 19616320]

約数ペア:

[(1, 19616320), (2, 9808160), (4, 4904080), (5, 3923264), (8, 2452040), (10, 1961632), (16, 1226020), (20, 980816), (32, 613010), (40, 490408), (59, 332480), (64, 306505), (80, 245204), (118, 166240), (160, 122602), (236, 83120), (295, 66496), (320, 61301), (472, 41560), (590, 33248), (944, 20780), (1039, 18880), (1180, 16624), (1888, 10390), (2078, 9440), (2360, 8312), (3776, 5195), (4156, 4720)]