2012956640

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:736

約数の個数: 96

約数和(自身を含む): 4819046400

約数和(自身を除く): 2806089760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 199, 331, 382, 398, 662, 764, 796, 955, 995, 1324, 1528, 1592, 1655, 1910, 1990, 2648, 3056, 3184, 3310, 3820, 3980, 5296, 6112, 6368, 6620, 7640, 7960, 10592, 13240, 15280, 15920, 26480, 30560, 31840, 38009, 52960, 63221, 65869, 76018, 126442, 131738, 152036, 190045, 252884, 263476, 304072, 316105, 329345, 380090, 505768, 526952, 608144, 632210, 658690, 760180, 1011536, 1053904, 1216288, 1264420, 1317380, 1520360, 2023072, 2107808, 2528840, 2634760, 3040720, 5057680, 5269520, 6081440, 10115360, 10539040, 12580979, 25161958, 50323916, 62904895, 100647832, 125809790, 201295664, 251619580, 402591328, 503239160, 1006478320, 2012956640]

約数ペア:

[(1, 2012956640), (2, 1006478320), (4, 503239160), (5, 402591328), (8, 251619580), (10, 201295664), (16, 125809790), (20, 100647832), (32, 62904895), (40, 50323916), (80, 25161958), (160, 12580979), (191, 10539040), (199, 10115360), (331, 6081440), (382, 5269520), (398, 5057680), (662, 3040720), (764, 2634760), (796, 2528840), (955, 2107808), (995, 2023072), (1324, 1520360), (1528, 1317380), (1592, 1264420), (1655, 1216288), (1910, 1053904), (1990, 1011536), (2648, 760180), (3056, 658690), (3184, 632210), (3310, 608144), (3820, 526952), (3980, 505768), (5296, 380090), (6112, 329345), (6368, 316105), (6620, 304072), (7640, 263476), (7960, 252884), (10592, 190045), (13240, 152036), (15280, 131738), (15920, 126442), (26480, 76018), (30560, 65869), (31840, 63221), (38009, 52960)]