28221830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31013}}^1$

素因数の和:31040

約数の個数: 32

約数和(自身を含む): 62524224

約数和(自身を除く): 34302394

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31013, 62026, 155065, 217091, 310130, 403169, 434182, 806338, 1085455, 2015845, 2170910, 2822183, 4031690, 5644366, 14110915, 28221830]

約数ペア:

[(1, 28221830), (2, 14110915), (5, 5644366), (7, 4031690), (10, 2822183), (13, 2170910), (14, 2015845), (26, 1085455), (35, 806338), (65, 434182), (70, 403169), (91, 310130), (130, 217091), (182, 155065), (455, 62026), (910, 31013)]