28345020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 88010496

約数和(自身を除く): 59665476

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 67, 110, 132, 134, 165, 201, 220, 268, 330, 335, 402, 641, 660, 670, 737, 804, 1005, 1282, 1340, 1474, 1923, 2010, 2211, 2564, 2948, 3205, 3685, 3846, 4020, 4422, 6410, 7051, 7370, 7692, 8844, 9615, 11055, 12820, 14102, 14740, 19230, 21153, 22110, 28204, 35255, 38460, 42306, 42947, 44220, 70510, 84612, 85894, 105765, 128841, 141020, 171788, 211530, 214735, 257682, 423060, 429470, 472417, 515364, 644205, 858940, 944834, 1288410, 1417251, 1889668, 2362085, 2576820, 2834502, 4724170, 5669004, 7086255, 9448340, 14172510, 28345020]

約数ペア:

[(1, 28345020), (2, 14172510), (3, 9448340), (4, 7086255), (5, 5669004), (6, 4724170), (10, 2834502), (11, 2576820), (12, 2362085), (15, 1889668), (20, 1417251), (22, 1288410), (30, 944834), (33, 858940), (44, 644205), (55, 515364), (60, 472417), (66, 429470), (67, 423060), (110, 257682), (132, 214735), (134, 211530), (165, 171788), (201, 141020), (220, 128841), (268, 105765), (330, 85894), (335, 84612), (402, 70510), (641, 44220), (660, 42947), (670, 42306), (737, 38460), (804, 35255), (1005, 28204), (1282, 22110), (1340, 21153), (1474, 19230), (1923, 14740), (2010, 14102), (2211, 12820), (2564, 11055), (2948, 9615), (3205, 8844), (3685, 7692), (3846, 7370), (4020, 7051), (4422, 6410)]