18971267770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{37699}}^1$

素因数の和:37812

約数の個数: 96

約数和(自身を含む): 43321824000

約数和(自身を除く): 24350556230

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 79, 91, 98, 130, 158, 182, 245, 395, 455, 490, 553, 637, 790, 910, 1027, 1106, 1274, 2054, 2765, 3185, 3871, 5135, 5530, 6370, 7189, 7742, 10270, 14378, 19355, 35945, 37699, 38710, 50323, 71890, 75398, 100646, 188495, 251615, 263893, 376990, 490087, 503230, 527786, 980174, 1319465, 1847251, 2450435, 2638930, 2978221, 3430609, 3694502, 4900870, 5956442, 6861218, 9236255, 14891105, 17153045, 18472510, 20847547, 24014263, 29782210, 34306090, 38716873, 41695094, 48028526, 77433746, 104237735, 120071315, 145932829, 193584365, 208475470, 240142630, 271018111, 291865658, 387168730, 542036222, 729664145, 1355090555, 1459328290, 1897126777, 2710181110, 3794253554, 9485633885, 18971267770]

約数ペア:

[(1, 18971267770), (2, 9485633885), (5, 3794253554), (7, 2710181110), (10, 1897126777), (13, 1459328290), (14, 1355090555), (26, 729664145), (35, 542036222), (49, 387168730), (65, 291865658), (70, 271018111), (79, 240142630), (91, 208475470), (98, 193584365), (130, 145932829), (158, 120071315), (182, 104237735), (245, 77433746), (395, 48028526), (455, 41695094), (490, 38716873), (553, 34306090), (637, 29782210), (790, 24014263), (910, 20847547), (1027, 18472510), (1106, 17153045), (1274, 14891105), (2054, 9236255), (2765, 6861218), (3185, 5956442), (3871, 4900870), (5135, 3694502), (5530, 3430609), (6370, 2978221), (7189, 2638930), (7742, 2450435), (10270, 1847251), (14378, 1319465), (19355, 980174), (35945, 527786), (37699, 503230), (38710, 490087), (50323, 376990), (71890, 263893), (75398, 251615), (100646, 188495)]