28438020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4051}}^1$

素因数の和:4082

約数の個数: 96

約数和(自身を含む): 95303040

約数和(自身を除く): 66865020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 4051, 7020, 8102, 12153, 16204, 20255, 24306, 36459, 40510, 48612, 52663, 60765, 72918, 81020, 105326, 109377, 121530, 145836, 157989, 182295, 210652, 218754, 243060, 263315, 315978, 364590, 437508, 473967, 526630, 546885, 631956, 729180, 789945, 947934, 1053260, 1093770, 1421901, 1579890, 1895868, 2187540, 2369835, 2843802, 3159780, 4739670, 5687604, 7109505, 9479340, 14219010, 28438020]

約数ペア:

[(1, 28438020), (2, 14219010), (3, 9479340), (4, 7109505), (5, 5687604), (6, 4739670), (9, 3159780), (10, 2843802), (12, 2369835), (13, 2187540), (15, 1895868), (18, 1579890), (20, 1421901), (26, 1093770), (27, 1053260), (30, 947934), (36, 789945), (39, 729180), (45, 631956), (52, 546885), (54, 526630), (60, 473967), (65, 437508), (78, 364590), (90, 315978), (108, 263315), (117, 243060), (130, 218754), (135, 210652), (156, 182295), (180, 157989), (195, 145836), (234, 121530), (260, 109377), (270, 105326), (351, 81020), (390, 72918), (468, 60765), (540, 52663), (585, 48612), (702, 40510), (780, 36459), (1170, 24306), (1404, 20255), (1755, 16204), (2340, 12153), (3510, 8102), (4051, 7020)]