201659440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{148279}}^1$

素因数の和:148309

約数の個数: 40

約数和(自身を含む): 496441440

約数和(自身を除く): 294782000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 148279, 296558, 593116, 741395, 1186232, 1482790, 2372464, 2520743, 2965580, 5041486, 5931160, 10082972, 11862320, 12603715, 20165944, 25207430, 40331888, 50414860, 100829720, 201659440]

約数ペア:

[(1, 201659440), (2, 100829720), (4, 50414860), (5, 40331888), (8, 25207430), (10, 20165944), (16, 12603715), (17, 11862320), (20, 10082972), (34, 5931160), (40, 5041486), (68, 2965580), (80, 2520743), (85, 2372464), (136, 1482790), (170, 1186232), (272, 741395), (340, 593116), (680, 296558), (1360, 148279)]