16861389380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1\times {\mathrm{3557}}^1$

素因数の和:4349

約数の個数: 96

約数和(自身を含む): 40024938240

約数和(自身を除く): 23163548860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 743, 1276, 1486, 1595, 2972, 3190, 3557, 3715, 6380, 7114, 7430, 8173, 14228, 14860, 16346, 17785, 21547, 32692, 35570, 39127, 40865, 43094, 71140, 78254, 81730, 86188, 103153, 107735, 156508, 163460, 195635, 206306, 215470, 237017, 391270, 412612, 430940, 474034, 515765, 782540, 948068, 1031530, 1134683, 1185085, 2063060, 2269366, 2370170, 2642851, 4538732, 4740340, 5285702, 5673415, 10571404, 11346830, 13214255, 22693660, 26428510, 29071361, 52857020, 58142722, 76642679, 116285444, 145356805, 153285358, 290713610, 306570716, 383213395, 581427220, 766426790, 843069469, 1532853580, 1686138938, 3372277876, 4215347345, 8430694690, 16861389380]

約数ペア:

[(1, 16861389380), (2, 8430694690), (4, 4215347345), (5, 3372277876), (10, 1686138938), (11, 1532853580), (20, 843069469), (22, 766426790), (29, 581427220), (44, 383213395), (55, 306570716), (58, 290713610), (110, 153285358), (116, 145356805), (145, 116285444), (220, 76642679), (290, 58142722), (319, 52857020), (580, 29071361), (638, 26428510), (743, 22693660), (1276, 13214255), (1486, 11346830), (1595, 10571404), (2972, 5673415), (3190, 5285702), (3557, 4740340), (3715, 4538732), (6380, 2642851), (7114, 2370170), (7430, 2269366), (8173, 2063060), (14228, 1185085), (14860, 1134683), (16346, 1031530), (17785, 948068), (21547, 782540), (32692, 515765), (35570, 474034), (39127, 430940), (40865, 412612), (43094, 391270), (71140, 237017), (78254, 215470), (81730, 206306), (86188, 195635), (103153, 163460), (107735, 156508)]