2549190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 7142400

約数和(自身を除く): 4593210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 183, 199, 210, 305, 366, 398, 427, 597, 610, 854, 915, 995, 1194, 1281, 1393, 1830, 1990, 2135, 2562, 2786, 2985, 4179, 4270, 5970, 6405, 6965, 8358, 12139, 12810, 13930, 20895, 24278, 36417, 41790, 60695, 72834, 84973, 121390, 169946, 182085, 254919, 364170, 424865, 509838, 849730, 1274595, 2549190]

約数ペア:

[(1, 2549190), (2, 1274595), (3, 849730), (5, 509838), (6, 424865), (7, 364170), (10, 254919), (14, 182085), (15, 169946), (21, 121390), (30, 84973), (35, 72834), (42, 60695), (61, 41790), (70, 36417), (105, 24278), (122, 20895), (183, 13930), (199, 12810), (210, 12139), (305, 8358), (366, 6965), (398, 6405), (427, 5970), (597, 4270), (610, 4179), (854, 2985), (915, 2786), (995, 2562), (1194, 2135), (1281, 1990), (1393, 1830)]