2102156960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{691499}}^1$

素因数の和:691533

約数の個数: 48

約数和(自身を含む): 5227740000

約数和(自身を除く): 3125583040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 691499, 1382998, 2765996, 3457495, 5531992, 6914990, 11063984, 13138481, 13829980, 22127968, 26276962, 27659960, 52553924, 55319920, 65692405, 105107848, 110639840, 131384810, 210215696, 262769620, 420431392, 525539240, 1051078480, 2102156960]

約数ペア:

[(1, 2102156960), (2, 1051078480), (4, 525539240), (5, 420431392), (8, 262769620), (10, 210215696), (16, 131384810), (19, 110639840), (20, 105107848), (32, 65692405), (38, 55319920), (40, 52553924), (76, 27659960), (80, 26276962), (95, 22127968), (152, 13829980), (160, 13138481), (190, 11063984), (304, 6914990), (380, 5531992), (608, 3457495), (760, 2765996), (1520, 1382998), (3040, 691499)]