408032980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{761}}^1$

素因数の和:889

約数の個数: 96

約数和(自身を含む): 967800960

約数和(自身を除く): 559767980

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 83, 85, 95, 166, 170, 190, 323, 332, 340, 380, 415, 646, 761, 830, 1292, 1411, 1522, 1577, 1615, 1660, 2822, 3044, 3154, 3230, 3805, 5644, 6308, 6460, 7055, 7610, 7885, 12937, 14110, 14459, 15220, 15770, 25874, 26809, 28220, 28918, 31540, 51748, 53618, 57836, 63163, 64685, 72295, 107236, 126326, 129370, 134045, 144590, 245803, 252652, 258740, 268090, 289180, 315815, 491606, 536180, 631630, 983212, 1073771, 1200097, 1229015, 1263260, 2147542, 2400194, 2458030, 4295084, 4800388, 4916060, 5368855, 6000485, 10737710, 12000970, 20401649, 21475420, 24001940, 40803298, 81606596, 102008245, 204016490, 408032980]

約数ペア:

[(1, 408032980), (2, 204016490), (4, 102008245), (5, 81606596), (10, 40803298), (17, 24001940), (19, 21475420), (20, 20401649), (34, 12000970), (38, 10737710), (68, 6000485), (76, 5368855), (83, 4916060), (85, 4800388), (95, 4295084), (166, 2458030), (170, 2400194), (190, 2147542), (323, 1263260), (332, 1229015), (340, 1200097), (380, 1073771), (415, 983212), (646, 631630), (761, 536180), (830, 491606), (1292, 315815), (1411, 289180), (1522, 268090), (1577, 258740), (1615, 252652), (1660, 245803), (2822, 144590), (3044, 134045), (3154, 129370), (3230, 126326), (3805, 107236), (5644, 72295), (6308, 64685), (6460, 63163), (7055, 57836), (7610, 53618), (7885, 51748), (12937, 31540), (14110, 28918), (14459, 28220), (15220, 26809), (15770, 25874)]