391553140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{331}}^1$

素因数の和:653

約数の個数: 96

約数和(自身を含む): 950423040

約数和(自身を除く): 558869900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 283, 331, 380, 418, 566, 662, 836, 1045, 1132, 1324, 1415, 1655, 2090, 2830, 3113, 3310, 3641, 4180, 5377, 5660, 6226, 6289, 6620, 7282, 10754, 12452, 12578, 14564, 15565, 18205, 21508, 25156, 26885, 31130, 31445, 36410, 53770, 59147, 62260, 62890, 69179, 72820, 93673, 107540, 118294, 125780, 138358, 187346, 236588, 276716, 295735, 345895, 374692, 468365, 591470, 691790, 936730, 1030403, 1182940, 1383580, 1779787, 1873460, 2060806, 3559574, 4121612, 5152015, 7119148, 8898935, 10304030, 17797870, 19577657, 20608060, 35595740, 39155314, 78310628, 97888285, 195776570, 391553140]

約数ペア:

[(1, 391553140), (2, 195776570), (4, 97888285), (5, 78310628), (10, 39155314), (11, 35595740), (19, 20608060), (20, 19577657), (22, 17797870), (38, 10304030), (44, 8898935), (55, 7119148), (76, 5152015), (95, 4121612), (110, 3559574), (190, 2060806), (209, 1873460), (220, 1779787), (283, 1383580), (331, 1182940), (380, 1030403), (418, 936730), (566, 691790), (662, 591470), (836, 468365), (1045, 374692), (1132, 345895), (1324, 295735), (1415, 276716), (1655, 236588), (2090, 187346), (2830, 138358), (3113, 125780), (3310, 118294), (3641, 107540), (4180, 93673), (5377, 72820), (5660, 69179), (6226, 62890), (6289, 62260), (6620, 59147), (7282, 53770), (10754, 36410), (12452, 31445), (12578, 31130), (14564, 26885), (15565, 25156), (18205, 21508)]