47891970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4001}}^1$

素因数の和:4040

約数の個数: 96

約数和(自身を含む): 149834880

約数和(自身を除く): 101942910

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1710, 1995, 2394, 3990, 4001, 5985, 8002, 11970, 12003, 20005, 24006, 28007, 36009, 40010, 56014, 60015, 72018, 76019, 84021, 120030, 140035, 152038, 168042, 180045, 228057, 252063, 280070, 360090, 380095, 420105, 456114, 504126, 532133, 684171, 760190, 840210, 1064266, 1140285, 1260315, 1368342, 1596399, 2280570, 2520630, 2660665, 3192798, 3420855, 4789197, 5321330, 6841710, 7981995, 9578394, 15963990, 23945985, 47891970]

約数ペア:

[(1, 47891970), (2, 23945985), (3, 15963990), (5, 9578394), (6, 7981995), (7, 6841710), (9, 5321330), (10, 4789197), (14, 3420855), (15, 3192798), (18, 2660665), (19, 2520630), (21, 2280570), (30, 1596399), (35, 1368342), (38, 1260315), (42, 1140285), (45, 1064266), (57, 840210), (63, 760190), (70, 684171), (90, 532133), (95, 504126), (105, 456114), (114, 420105), (126, 380095), (133, 360090), (171, 280070), (190, 252063), (210, 228057), (266, 180045), (285, 168042), (315, 152038), (342, 140035), (399, 120030), (570, 84021), (630, 76019), (665, 72018), (798, 60015), (855, 56014), (1197, 40010), (1330, 36009), (1710, 28007), (1995, 24006), (2394, 20005), (3990, 12003), (4001, 11970), (5985, 8002)]