12191680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1277

約数の個数: 56

約数和(自身を含む): 29992320

約数和(自身を除く): 17800640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1229, 1240, 1984, 2458, 2480, 4916, 4960, 6145, 9832, 9920, 12290, 19664, 24580, 38099, 39328, 49160, 76198, 78656, 98320, 152396, 190495, 196640, 304792, 380990, 393280, 609584, 761980, 1219168, 1523960, 2438336, 3047920, 6095840, 12191680]

約数ペア:

[(1, 12191680), (2, 6095840), (4, 3047920), (5, 2438336), (8, 1523960), (10, 1219168), (16, 761980), (20, 609584), (31, 393280), (32, 380990), (40, 304792), (62, 196640), (64, 190495), (80, 152396), (124, 98320), (155, 78656), (160, 76198), (248, 49160), (310, 39328), (320, 38099), (496, 24580), (620, 19664), (992, 12290), (1229, 9920), (1240, 9832), (1984, 6145), (2458, 4960), (2480, 4916)]