913505320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{250963}}^1$

素因数の和:250994

約数の個数: 64

約数和(自身を含む): 2529717120

約数和(自身を除く): 1616211800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 250963, 501926, 1003852, 1254815, 1756741, 2007704, 2509630, 3262519, 3513482, 5019260, 6525038, 7026964, 8783705, 10038520, 13050076, 14053928, 16312595, 17567410, 22837633, 26100152, 32625190, 35134820, 45675266, 65250380, 70269640, 91350532, 114188165, 130500760, 182701064, 228376330, 456752660, 913505320]

約数ペア:

[(1, 913505320), (2, 456752660), (4, 228376330), (5, 182701064), (7, 130500760), (8, 114188165), (10, 91350532), (13, 70269640), (14, 65250380), (20, 45675266), (26, 35134820), (28, 32625190), (35, 26100152), (40, 22837633), (52, 17567410), (56, 16312595), (65, 14053928), (70, 13050076), (91, 10038520), (104, 8783705), (130, 7026964), (140, 6525038), (182, 5019260), (260, 3513482), (280, 3262519), (364, 2509630), (455, 2007704), (520, 1756741), (728, 1254815), (910, 1003852), (1820, 501926), (3640, 250963)]