42028220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1483}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 95985120

約数和(自身を除く): 53956900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 1483, 2180, 2834, 2966, 5668, 5932, 7085, 7415, 14170, 14830, 19279, 28340, 29660, 38558, 77116, 96395, 161647, 192790, 323294, 385580, 646588, 808235, 1616470, 2101411, 3232940, 4202822, 8405644, 10507055, 21014110, 42028220]

約数ペア:

[(1, 42028220), (2, 21014110), (4, 10507055), (5, 8405644), (10, 4202822), (13, 3232940), (20, 2101411), (26, 1616470), (52, 808235), (65, 646588), (109, 385580), (130, 323294), (218, 192790), (260, 161647), (436, 96395), (545, 77116), (1090, 38558), (1417, 29660), (1483, 28340), (2180, 19279), (2834, 14830), (2966, 14170), (5668, 7415), (5932, 7085)]