2016520870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{12809}}^1$

素因数の和:13009

約数の個数: 64

約数和(自身を含む): 4493543040

約数和(自身を除く): 2477022170

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 173, 182, 346, 455, 865, 910, 1211, 1730, 2249, 2422, 4498, 6055, 11245, 12110, 12809, 15743, 22490, 25618, 31486, 64045, 78715, 89663, 128090, 157430, 166517, 179326, 333034, 448315, 832585, 896630, 1165619, 1665170, 2215957, 2331238, 4431914, 5828095, 11079785, 11656190, 15511699, 22159570, 28807441, 31023398, 57614882, 77558495, 144037205, 155116990, 201652087, 288074410, 403304174, 1008260435, 2016520870]

約数ペア:

[(1, 2016520870), (2, 1008260435), (5, 403304174), (7, 288074410), (10, 201652087), (13, 155116990), (14, 144037205), (26, 77558495), (35, 57614882), (65, 31023398), (70, 28807441), (91, 22159570), (130, 15511699), (173, 11656190), (182, 11079785), (346, 5828095), (455, 4431914), (865, 2331238), (910, 2215957), (1211, 1665170), (1730, 1165619), (2249, 896630), (2422, 832585), (4498, 448315), (6055, 333034), (11245, 179326), (12110, 166517), (12809, 157430), (15743, 128090), (22490, 89663), (25618, 78715), (31486, 64045)]