2450032720

素因数分解:

$2^4\times 5^1\times {\mathrm{5431}}^1\times {\mathrm{5639}}^1$

素因数の和:11083

約数の個数: 40

約数和(自身を含む): 5698385280

約数和(自身を除く): 3248352560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5431, 5639, 10862, 11278, 21724, 22556, 27155, 28195, 43448, 45112, 54310, 56390, 86896, 90224, 108620, 112780, 217240, 225560, 434480, 451120, 30625409, 61250818, 122501636, 153127045, 245003272, 306254090, 490006544, 612508180, 1225016360, 2450032720]

約数ペア:

[(1, 2450032720), (2, 1225016360), (4, 612508180), (5, 490006544), (8, 306254090), (10, 245003272), (16, 153127045), (20, 122501636), (40, 61250818), (80, 30625409), (5431, 451120), (5639, 434480), (10862, 225560), (11278, 217240), (21724, 112780), (22556, 108620), (27155, 90224), (28195, 86896), (43448, 56390), (45112, 54310)]