12563560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 30355200

約数和(自身を除く): 17791640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 271, 305, 380, 488, 542, 610, 760, 1084, 1159, 1220, 1355, 2168, 2318, 2440, 2710, 4636, 5149, 5420, 5795, 9272, 10298, 10840, 11590, 16531, 20596, 23180, 25745, 33062, 41192, 46360, 51490, 66124, 82655, 102980, 132248, 165310, 205960, 314089, 330620, 628178, 661240, 1256356, 1570445, 2512712, 3140890, 6281780, 12563560]

約数ペア:

[(1, 12563560), (2, 6281780), (4, 3140890), (5, 2512712), (8, 1570445), (10, 1256356), (19, 661240), (20, 628178), (38, 330620), (40, 314089), (61, 205960), (76, 165310), (95, 132248), (122, 102980), (152, 82655), (190, 66124), (244, 51490), (271, 46360), (305, 41192), (380, 33062), (488, 25745), (542, 23180), (610, 20596), (760, 16531), (1084, 11590), (1159, 10840), (1220, 10298), (1355, 9272), (2168, 5795), (2318, 5420), (2440, 5149), (2710, 4636)]