28433580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67699}}^1$

素因数の和:67718

約数の個数: 48

約数和(自身を含む): 90988800

約数和(自身を除く): 62555220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 67699, 135398, 203097, 270796, 338495, 406194, 473893, 676990, 812388, 947786, 1015485, 1353980, 1421679, 1895572, 2030970, 2369465, 2843358, 4061940, 4738930, 5686716, 7108395, 9477860, 14216790, 28433580]

約数ペア:

[(1, 28433580), (2, 14216790), (3, 9477860), (4, 7108395), (5, 5686716), (6, 4738930), (7, 4061940), (10, 2843358), (12, 2369465), (14, 2030970), (15, 1895572), (20, 1421679), (21, 1353980), (28, 1015485), (30, 947786), (35, 812388), (42, 676990), (60, 473893), (70, 406194), (84, 338495), (105, 270796), (140, 203097), (210, 135398), (420, 67699)]