19751640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8663}}^1$

素因数の和:8696

約数の個数: 64

約数和(自身を含む): 62380800

約数和(自身を除く): 42629160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8663, 17326, 25989, 34652, 43315, 51978, 69304, 86630, 103956, 129945, 164597, 173260, 207912, 259890, 329194, 346520, 493791, 519780, 658388, 822985, 987582, 1039560, 1316776, 1645970, 1975164, 2468955, 3291940, 3950328, 4937910, 6583880, 9875820, 19751640]

約数ペア:

[(1, 19751640), (2, 9875820), (3, 6583880), (4, 4937910), (5, 3950328), (6, 3291940), (8, 2468955), (10, 1975164), (12, 1645970), (15, 1316776), (19, 1039560), (20, 987582), (24, 822985), (30, 658388), (38, 519780), (40, 493791), (57, 346520), (60, 329194), (76, 259890), (95, 207912), (114, 173260), (120, 164597), (152, 129945), (190, 103956), (228, 86630), (285, 69304), (380, 51978), (456, 43315), (570, 34652), (760, 25989), (1140, 17326), (2280, 8663)]