22519900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1019}}^1$

素因数の和:1063

約数の個数: 72

約数和(自身を含む): 55777680

約数和(自身を除く): 33257780

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1019, 1105, 1300, 1700, 2038, 2210, 4076, 4420, 5095, 5525, 10190, 11050, 13247, 17323, 20380, 22100, 25475, 26494, 34646, 50950, 52988, 66235, 69292, 86615, 101900, 132470, 173230, 225199, 264940, 331175, 346460, 433075, 450398, 662350, 866150, 900796, 1125995, 1324700, 1732300, 2251990, 4503980, 5629975, 11259950, 22519900]

約数ペア:

[(1, 22519900), (2, 11259950), (4, 5629975), (5, 4503980), (10, 2251990), (13, 1732300), (17, 1324700), (20, 1125995), (25, 900796), (26, 866150), (34, 662350), (50, 450398), (52, 433075), (65, 346460), (68, 331175), (85, 264940), (100, 225199), (130, 173230), (170, 132470), (221, 101900), (260, 86615), (325, 69292), (340, 66235), (425, 52988), (442, 50950), (650, 34646), (850, 26494), (884, 25475), (1019, 22100), (1105, 20380), (1300, 17323), (1700, 13247), (2038, 11050), (2210, 10190), (4076, 5525), (4420, 5095)]