28676830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31513}}^1$

素因数の和:31540

約数の個数: 32

約数和(自身を含む): 63532224

約数和(自身を除く): 34855394

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31513, 63026, 157565, 220591, 315130, 409669, 441182, 819338, 1102955, 2048345, 2205910, 2867683, 4096690, 5735366, 14338415, 28676830]

約数ペア:

[(1, 28676830), (2, 14338415), (5, 5735366), (7, 4096690), (10, 2867683), (13, 2205910), (14, 2048345), (26, 1102955), (35, 819338), (65, 441182), (70, 409669), (91, 315130), (130, 220591), (182, 157565), (455, 63026), (910, 31513)]