16801040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{397}}^1$

素因数の和:456

約数の個数: 60

約数和(自身を含む): 40937484

約数和(自身を除く): 24136444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 397, 460, 529, 794, 920, 1058, 1588, 1840, 1985, 2116, 2645, 3176, 3970, 4232, 5290, 6352, 7940, 8464, 9131, 10580, 15880, 18262, 21160, 31760, 36524, 42320, 45655, 73048, 91310, 146096, 182620, 210013, 365240, 420026, 730480, 840052, 1050065, 1680104, 2100130, 3360208, 4200260, 8400520, 16801040]

約数ペア:

[(1, 16801040), (2, 8400520), (4, 4200260), (5, 3360208), (8, 2100130), (10, 1680104), (16, 1050065), (20, 840052), (23, 730480), (40, 420026), (46, 365240), (80, 210013), (92, 182620), (115, 146096), (184, 91310), (230, 73048), (368, 45655), (397, 42320), (460, 36524), (529, 31760), (794, 21160), (920, 18262), (1058, 15880), (1588, 10580), (1840, 9131), (1985, 8464), (2116, 7940), (2645, 6352), (3176, 5290), (3970, 4232)]