20926920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{3559}}^1$

素因数の和:3587

約数の個数: 96

約数和(自身を含む): 73051200

約数和(自身を除く): 52124280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 3559, 5880, 7118, 10677, 14236, 17795, 21354, 24913, 28472, 35590, 42708, 49826, 53385, 71180, 74739, 85416, 99652, 106770, 124565, 142360, 149478, 174391, 199304, 213540, 249130, 298956, 348782, 373695, 427080, 498260, 523173, 597912, 697564, 747390, 871955, 996520, 1046346, 1395128, 1494780, 1743910, 2092692, 2615865, 2989560, 3487820, 4185384, 5231730, 6975640, 10463460, 20926920]

約数ペア:

[(1, 20926920), (2, 10463460), (3, 6975640), (4, 5231730), (5, 4185384), (6, 3487820), (7, 2989560), (8, 2615865), (10, 2092692), (12, 1743910), (14, 1494780), (15, 1395128), (20, 1046346), (21, 996520), (24, 871955), (28, 747390), (30, 697564), (35, 597912), (40, 523173), (42, 498260), (49, 427080), (56, 373695), (60, 348782), (70, 298956), (84, 249130), (98, 213540), (105, 199304), (120, 174391), (140, 149478), (147, 142360), (168, 124565), (196, 106770), (210, 99652), (245, 85416), (280, 74739), (294, 71180), (392, 53385), (420, 49826), (490, 42708), (588, 35590), (735, 28472), (840, 24913), (980, 21354), (1176, 17795), (1470, 14236), (1960, 10677), (2940, 7118), (3559, 5880)]