201741640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{929}}^1$

素因数の和:1090

約数の個数: 64

約数和(自身を含む): 467046000

約数和(自身を除く): 265304360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 89, 122, 178, 244, 305, 356, 445, 488, 610, 712, 890, 929, 1220, 1780, 1858, 2440, 3560, 3716, 4645, 5429, 7432, 9290, 10858, 18580, 21716, 27145, 37160, 43432, 54290, 56669, 82681, 108580, 113338, 165362, 217160, 226676, 283345, 330724, 413405, 453352, 566690, 661448, 826810, 1133380, 1653620, 2266760, 3307240, 5043541, 10087082, 20174164, 25217705, 40348328, 50435410, 100870820, 201741640]

約数ペア:

[(1, 201741640), (2, 100870820), (4, 50435410), (5, 40348328), (8, 25217705), (10, 20174164), (20, 10087082), (40, 5043541), (61, 3307240), (89, 2266760), (122, 1653620), (178, 1133380), (244, 826810), (305, 661448), (356, 566690), (445, 453352), (488, 413405), (610, 330724), (712, 283345), (890, 226676), (929, 217160), (1220, 165362), (1780, 113338), (1858, 108580), (2440, 82681), (3560, 56669), (3716, 54290), (4645, 43432), (5429, 37160), (7432, 27145), (9290, 21716), (10858, 18580)]