2003820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 6924288

約数和(自身を除く): 4920468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 367, 390, 420, 455, 546, 734, 780, 910, 1092, 1101, 1365, 1468, 1820, 1835, 2202, 2569, 2730, 3670, 4404, 4771, 5138, 5460, 5505, 7340, 7707, 9542, 10276, 11010, 12845, 14313, 15414, 19084, 22020, 23855, 25690, 28626, 30828, 33397, 38535, 47710, 51380, 57252, 66794, 71565, 77070, 95420, 100191, 133588, 143130, 154140, 166985, 200382, 286260, 333970, 400764, 500955, 667940, 1001910, 2003820]

約数ペア:

[(1, 2003820), (2, 1001910), (3, 667940), (4, 500955), (5, 400764), (6, 333970), (7, 286260), (10, 200382), (12, 166985), (13, 154140), (14, 143130), (15, 133588), (20, 100191), (21, 95420), (26, 77070), (28, 71565), (30, 66794), (35, 57252), (39, 51380), (42, 47710), (52, 38535), (60, 33397), (65, 30828), (70, 28626), (78, 25690), (84, 23855), (91, 22020), (105, 19084), (130, 15414), (140, 14313), (156, 12845), (182, 11010), (195, 10276), (210, 9542), (260, 7707), (273, 7340), (364, 5505), (367, 5460), (390, 5138), (420, 4771), (455, 4404), (546, 3670), (734, 2730), (780, 2569), (910, 2202), (1092, 1835), (1101, 1820), (1365, 1468)]