619186480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1\times {\mathrm{947}}^1$

素因数の和:1714

約数の個数: 80

約数和(自身を含む): 1574256384

約数和(自身を除く): 955069904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 743, 880, 947, 1486, 1894, 2972, 3715, 3788, 4735, 5944, 7430, 7576, 8173, 9470, 10417, 11888, 14860, 15152, 16346, 18940, 20834, 29720, 32692, 37880, 40865, 41668, 52085, 59440, 65384, 75760, 81730, 83336, 104170, 130768, 163460, 166672, 208340, 326920, 416680, 653840, 703621, 833360, 1407242, 2814484, 3518105, 5628968, 7036210, 7739831, 11257936, 14072420, 15479662, 28144840, 30959324, 38699155, 56289680, 61918648, 77398310, 123837296, 154796620, 309593240, 619186480]

約数ペア:

[(1, 619186480), (2, 309593240), (4, 154796620), (5, 123837296), (8, 77398310), (10, 61918648), (11, 56289680), (16, 38699155), (20, 30959324), (22, 28144840), (40, 15479662), (44, 14072420), (55, 11257936), (80, 7739831), (88, 7036210), (110, 5628968), (176, 3518105), (220, 2814484), (440, 1407242), (743, 833360), (880, 703621), (947, 653840), (1486, 416680), (1894, 326920), (2972, 208340), (3715, 166672), (3788, 163460), (4735, 130768), (5944, 104170), (7430, 83336), (7576, 81730), (8173, 75760), (9470, 65384), (10417, 59440), (11888, 52085), (14860, 41668), (15152, 40865), (16346, 37880), (18940, 32692), (20834, 29720)]