12151940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 27361152

約数和(自身を除く): 15209212

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 340, 347, 412, 515, 694, 1030, 1388, 1735, 1751, 2060, 3470, 3502, 5899, 6940, 7004, 8755, 11798, 17510, 23596, 29495, 35020, 35741, 58990, 71482, 117980, 142964, 178705, 357410, 607597, 714820, 1215194, 2430388, 3037985, 6075970, 12151940]

約数ペア:

[(1, 12151940), (2, 6075970), (4, 3037985), (5, 2430388), (10, 1215194), (17, 714820), (20, 607597), (34, 357410), (68, 178705), (85, 142964), (103, 117980), (170, 71482), (206, 58990), (340, 35741), (347, 35020), (412, 29495), (515, 23596), (694, 17510), (1030, 11798), (1388, 8755), (1735, 7004), (1751, 6940), (2060, 5899), (3470, 3502)]