2719001240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{13217}}^1$

素因数の和:13404

約数の個数: 64

約数和(自身を含む): 6328778400

約数和(自身を除く): 3609777160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 139, 148, 185, 278, 296, 370, 556, 695, 740, 1112, 1390, 1480, 2780, 5143, 5560, 10286, 13217, 20572, 25715, 26434, 41144, 51430, 52868, 66085, 102860, 105736, 132170, 205720, 264340, 489029, 528680, 978058, 1837163, 1956116, 2445145, 3674326, 3912232, 4890290, 7348652, 9185815, 9780580, 14697304, 18371630, 19561160, 36743260, 67975031, 73486520, 135950062, 271900124, 339875155, 543800248, 679750310, 1359500620, 2719001240]

約数ペア:

[(1, 2719001240), (2, 1359500620), (4, 679750310), (5, 543800248), (8, 339875155), (10, 271900124), (20, 135950062), (37, 73486520), (40, 67975031), (74, 36743260), (139, 19561160), (148, 18371630), (185, 14697304), (278, 9780580), (296, 9185815), (370, 7348652), (556, 4890290), (695, 3912232), (740, 3674326), (1112, 2445145), (1390, 1956116), (1480, 1837163), (2780, 978058), (5143, 528680), (5560, 489029), (10286, 264340), (13217, 205720), (20572, 132170), (25715, 105736), (26434, 102860), (41144, 66085), (51430, 52868)]