1901384940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{348239}}^1$

素因数の和:348271

約数の個数: 96

約数和(自身を含む): 6552483840

約数和(自身を除く): 4651098900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 348239, 696478, 1044717, 1392956, 1741195, 2089434, 2437673, 3482390, 4178868, 4527107, 4875346, 5223585, 6964780, 7313019, 9054214, 9750692, 10447170, 12188365, 13581321, 14626038, 18108428, 20894340, 22635535, 24376730, 27162642, 29252076, 31689749, 36565095, 45271070, 48753460, 54325284, 63379498, 67906605, 73130190, 90542140, 95069247, 126758996, 135813210, 146260380, 158448745, 190138494, 271626420, 316897490, 380276988, 475346235, 633794980, 950692470, 1901384940]

約数ペア:

[(1, 1901384940), (2, 950692470), (3, 633794980), (4, 475346235), (5, 380276988), (6, 316897490), (7, 271626420), (10, 190138494), (12, 158448745), (13, 146260380), (14, 135813210), (15, 126758996), (20, 95069247), (21, 90542140), (26, 73130190), (28, 67906605), (30, 63379498), (35, 54325284), (39, 48753460), (42, 45271070), (52, 36565095), (60, 31689749), (65, 29252076), (70, 27162642), (78, 24376730), (84, 22635535), (91, 20894340), (105, 18108428), (130, 14626038), (140, 13581321), (156, 12188365), (182, 10447170), (195, 9750692), (210, 9054214), (260, 7313019), (273, 6964780), (364, 5223585), (390, 4875346), (420, 4527107), (455, 4178868), (546, 3482390), (780, 2437673), (910, 2089434), (1092, 1741195), (1365, 1392956), (1820, 1044717), (2730, 696478), (5460, 348239)]