28825940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10079}}^1$

素因数の和:10112

約数の個数: 48

約数和(自身を含む): 71124480

約数和(自身を除く): 42298540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 10079, 20158, 40316, 50395, 100790, 110869, 131027, 201580, 221738, 262054, 443476, 524108, 554345, 655135, 1108690, 1310270, 1441297, 2217380, 2620540, 2882594, 5765188, 7206485, 14412970, 28825940]

約数ペア:

[(1, 28825940), (2, 14412970), (4, 7206485), (5, 5765188), (10, 2882594), (11, 2620540), (13, 2217380), (20, 1441297), (22, 1310270), (26, 1108690), (44, 655135), (52, 554345), (55, 524108), (65, 443476), (110, 262054), (130, 221738), (143, 201580), (220, 131027), (260, 110869), (286, 100790), (572, 50395), (715, 40316), (1430, 20158), (2860, 10079)]