16920780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 51274944

約数和(自身を除く): 34354164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 53, 60, 68, 85, 102, 106, 159, 170, 204, 212, 255, 265, 313, 318, 340, 510, 530, 626, 636, 795, 901, 939, 1020, 1060, 1252, 1565, 1590, 1802, 1878, 2703, 3130, 3180, 3604, 3756, 4505, 4695, 5321, 5406, 6260, 9010, 9390, 10642, 10812, 13515, 15963, 16589, 18020, 18780, 21284, 26605, 27030, 31926, 33178, 49767, 53210, 54060, 63852, 66356, 79815, 82945, 99534, 106420, 159630, 165890, 199068, 248835, 282013, 319260, 331780, 497670, 564026, 846039, 995340, 1128052, 1410065, 1692078, 2820130, 3384156, 4230195, 5640260, 8460390, 16920780]

約数ペア:

[(1, 16920780), (2, 8460390), (3, 5640260), (4, 4230195), (5, 3384156), (6, 2820130), (10, 1692078), (12, 1410065), (15, 1128052), (17, 995340), (20, 846039), (30, 564026), (34, 497670), (51, 331780), (53, 319260), (60, 282013), (68, 248835), (85, 199068), (102, 165890), (106, 159630), (159, 106420), (170, 99534), (204, 82945), (212, 79815), (255, 66356), (265, 63852), (313, 54060), (318, 53210), (340, 49767), (510, 33178), (530, 31926), (626, 27030), (636, 26605), (795, 21284), (901, 18780), (939, 18020), (1020, 16589), (1060, 15963), (1252, 13515), (1565, 10812), (1590, 10642), (1802, 9390), (1878, 9010), (2703, 6260), (3130, 5406), (3180, 5321), (3604, 4695), (3756, 4505)]