19046640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1378

約数の個数: 80

約数和(自身を含む): 60058656

約数和(自身を除く): 41012016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1301, 1464, 1830, 2440, 2602, 2928, 3660, 3903, 4880, 5204, 6505, 7320, 7806, 10408, 13010, 14640, 15612, 19515, 20816, 26020, 31224, 39030, 52040, 62448, 78060, 79361, 104080, 156120, 158722, 238083, 312240, 317444, 396805, 476166, 634888, 793610, 952332, 1190415, 1269776, 1587220, 1904664, 2380830, 3174440, 3809328, 4761660, 6348880, 9523320, 19046640]

約数ペア:

[(1, 19046640), (2, 9523320), (3, 6348880), (4, 4761660), (5, 3809328), (6, 3174440), (8, 2380830), (10, 1904664), (12, 1587220), (15, 1269776), (16, 1190415), (20, 952332), (24, 793610), (30, 634888), (40, 476166), (48, 396805), (60, 317444), (61, 312240), (80, 238083), (120, 158722), (122, 156120), (183, 104080), (240, 79361), (244, 78060), (305, 62448), (366, 52040), (488, 39030), (610, 31224), (732, 26020), (915, 20816), (976, 19515), (1220, 15612), (1301, 14640), (1464, 13010), (1830, 10408), (2440, 7806), (2602, 7320), (2928, 6505), (3660, 5204), (3903, 4880)]