2111313840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{20411}}^1$

素因数の和:20858

約数の個数: 80

約数和(自身を含む): 6560580096

約数和(自身を除く): 4449266256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 862, 1293, 1724, 2155, 2586, 3448, 4310, 5172, 6465, 6896, 8620, 10344, 12930, 17240, 20411, 20688, 25860, 34480, 40822, 51720, 61233, 81644, 102055, 103440, 122466, 163288, 204110, 244932, 306165, 326576, 408220, 489864, 612330, 816440, 979728, 1224660, 1632880, 2449320, 4898640, 8797141, 17594282, 26391423, 35188564, 43985705, 52782846, 70377128, 87971410, 105565692, 131957115, 140754256, 175942820, 211131384, 263914230, 351885640, 422262768, 527828460, 703771280, 1055656920, 2111313840]

約数ペア:

[(1, 2111313840), (2, 1055656920), (3, 703771280), (4, 527828460), (5, 422262768), (6, 351885640), (8, 263914230), (10, 211131384), (12, 175942820), (15, 140754256), (16, 131957115), (20, 105565692), (24, 87971410), (30, 70377128), (40, 52782846), (48, 43985705), (60, 35188564), (80, 26391423), (120, 17594282), (240, 8797141), (431, 4898640), (862, 2449320), (1293, 1632880), (1724, 1224660), (2155, 979728), (2586, 816440), (3448, 612330), (4310, 489864), (5172, 408220), (6465, 326576), (6896, 306165), (8620, 244932), (10344, 204110), (12930, 163288), (17240, 122466), (20411, 103440), (20688, 102055), (25860, 81644), (34480, 61233), (40822, 51720)]