419278480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{308293}}^1$

素因数の和:308323

約数の個数: 40

約数和(自身を含む): 1032168312

約数和(自身を除く): 612889832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 308293, 616586, 1233172, 1541465, 2466344, 3082930, 4932688, 5240981, 6165860, 10481962, 12331720, 20963924, 24663440, 26204905, 41927848, 52409810, 83855696, 104819620, 209639240, 419278480]

約数ペア:

[(1, 419278480), (2, 209639240), (4, 104819620), (5, 83855696), (8, 52409810), (10, 41927848), (16, 26204905), (17, 24663440), (20, 20963924), (34, 12331720), (40, 10481962), (68, 6165860), (80, 5240981), (85, 4932688), (136, 3082930), (170, 2466344), (272, 1541465), (340, 1233172), (680, 616586), (1360, 308293)]