17697040

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1409}}^1$

素因数の和:1579

約数の個数: 40

約数和(自身を含む): 41437080

約数和(自身を除く): 23740040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1409, 1570, 2512, 2818, 3140, 5636, 6280, 7045, 11272, 12560, 14090, 22544, 28180, 56360, 112720, 221213, 442426, 884852, 1106065, 1769704, 2212130, 3539408, 4424260, 8848520, 17697040]

約数ペア:

[(1, 17697040), (2, 8848520), (4, 4424260), (5, 3539408), (8, 2212130), (10, 1769704), (16, 1106065), (20, 884852), (40, 442426), (80, 221213), (157, 112720), (314, 56360), (628, 28180), (785, 22544), (1256, 14090), (1409, 12560), (1570, 11272), (2512, 7045), (2818, 6280), (3140, 5636)]