19763440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{467}}^1$

素因数の和:526

約数の個数: 60

約数和(自身を含む): 48137544

約数和(自身を除く): 28374104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 467, 529, 920, 934, 1058, 1840, 1868, 2116, 2335, 2645, 3736, 4232, 4670, 5290, 7472, 8464, 9340, 10580, 10741, 18680, 21160, 21482, 37360, 42320, 42964, 53705, 85928, 107410, 171856, 214820, 247043, 429640, 494086, 859280, 988172, 1235215, 1976344, 2470430, 3952688, 4940860, 9881720, 19763440]

約数ペア:

[(1, 19763440), (2, 9881720), (4, 4940860), (5, 3952688), (8, 2470430), (10, 1976344), (16, 1235215), (20, 988172), (23, 859280), (40, 494086), (46, 429640), (80, 247043), (92, 214820), (115, 171856), (184, 107410), (230, 85928), (368, 53705), (460, 42964), (467, 42320), (529, 37360), (920, 21482), (934, 21160), (1058, 18680), (1840, 10741), (1868, 10580), (2116, 9340), (2335, 8464), (2645, 7472), (3736, 5290), (4232, 4670)]