2002172920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1181}}^1\times {\mathrm{3853}}^1$

素因数の和:5056

約数の個数: 64

約数和(自身を含む): 4919862240

約数和(自身を除く): 2917689320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1181, 2362, 3853, 4724, 5905, 7706, 9448, 11810, 12991, 15412, 19265, 23620, 25982, 30824, 38530, 42383, 47240, 51964, 64955, 77060, 84766, 103928, 129910, 154120, 169532, 211915, 259820, 339064, 423830, 519640, 847660, 1695320, 4550393, 9100786, 18201572, 22751965, 36403144, 45503930, 50054323, 91007860, 100108646, 182015720, 200217292, 250271615, 400434584, 500543230, 1001086460, 2002172920]

約数ペア:

[(1, 2002172920), (2, 1001086460), (4, 500543230), (5, 400434584), (8, 250271615), (10, 200217292), (11, 182015720), (20, 100108646), (22, 91007860), (40, 50054323), (44, 45503930), (55, 36403144), (88, 22751965), (110, 18201572), (220, 9100786), (440, 4550393), (1181, 1695320), (2362, 847660), (3853, 519640), (4724, 423830), (5905, 339064), (7706, 259820), (9448, 211915), (11810, 169532), (12991, 154120), (15412, 129910), (19265, 103928), (23620, 84766), (25982, 77060), (30824, 64955), (38530, 51964), (42383, 47240)]