19928430

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 55036800

約数和(自身を除く): 35108370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 59, 81, 90, 118, 135, 139, 162, 177, 243, 270, 278, 295, 354, 405, 417, 486, 531, 590, 695, 810, 834, 885, 1062, 1215, 1251, 1390, 1593, 1770, 2085, 2430, 2502, 2655, 3186, 3753, 4170, 4779, 5310, 6255, 7506, 7965, 8201, 9558, 11259, 12510, 14337, 15930, 16402, 18765, 22518, 23895, 24603, 28674, 33777, 37530, 41005, 47790, 49206, 56295, 67554, 71685, 73809, 82010, 112590, 123015, 143370, 147618, 168885, 221427, 246030, 337770, 369045, 442854, 664281, 738090, 1107135, 1328562, 1992843, 2214270, 3321405, 3985686, 6642810, 9964215, 19928430]

約数ペア:

[(1, 19928430), (2, 9964215), (3, 6642810), (5, 3985686), (6, 3321405), (9, 2214270), (10, 1992843), (15, 1328562), (18, 1107135), (27, 738090), (30, 664281), (45, 442854), (54, 369045), (59, 337770), (81, 246030), (90, 221427), (118, 168885), (135, 147618), (139, 143370), (162, 123015), (177, 112590), (243, 82010), (270, 73809), (278, 71685), (295, 67554), (354, 56295), (405, 49206), (417, 47790), (486, 41005), (531, 37530), (590, 33777), (695, 28674), (810, 24603), (834, 23895), (885, 22518), (1062, 18765), (1215, 16402), (1251, 15930), (1390, 14337), (1593, 12510), (1770, 11259), (2085, 9558), (2430, 8201), (2502, 7965), (2655, 7506), (3186, 6255), (3753, 5310), (4170, 4779)]