2405344760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{660809}}^1$

素因数の和:660840

約数の個数: 64

約数和(自身を含む): 6660964800

約数和(自身を除く): 4255620040

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, 660809, 1321618, 2643236, 3304045, 4625663, 5286472, 6608090, 8590517, 9251326, 13216180, 17181034, 18502652, 23128315, 26432360, 34362068, 37005304, 42952585, 46256630, 60133619, 68724136, 85905170, 92513260, 120267238, 171810340, 185026520, 240534476, 300668095, 343620680, 481068952, 601336190, 1202672380, 2405344760]

約数ペア:

[(1, 2405344760), (2, 1202672380), (4, 601336190), (5, 481068952), (7, 343620680), (8, 300668095), (10, 240534476), (13, 185026520), (14, 171810340), (20, 120267238), (26, 92513260), (28, 85905170), (35, 68724136), (40, 60133619), (52, 46256630), (56, 42952585), (65, 37005304), (70, 34362068), (91, 26432360), (104, 23128315), (130, 18502652), (140, 17181034), (182, 13216180), (260, 9251326), (280, 8590517), (364, 6608090), (455, 5286472), (520, 4625663), (728, 3304045), (910, 2643236), (1820, 1321618), (3640, 660809)]